Sitting for too long, consuming alcohol, smoking, and having existing health conditions such as cardiovascular conditions, elevated cholesterol levels, and diabetes may significantly hamper your sexual life.
Men may sometimes go through issues sustaining an erection, which isn’t normally a cause for concern. But if erectile issues become frequent, it may indicate erectile dysfunction (ED), necessitating treatment consultations.
With the vast array of ED medications available today, selecting the best ED pills can be difficult.
This article covers all the information you need to learn about the best ED pills and can help you choose the best ED meds online depending on your condition and routine.
We’ve compared and evaluated all the best ED pills and selected Hims as our top pick.
Best ED Pills Overall
- Hims – Best ED meds overall
- RexMD – Best ED pills for men looking for branded ED meds online
- Elan MD – Best ED pills online for holistic support
- Roman – Best ED pills online with subscription plan flexibility
- The best ED pills operate by calming down the muscles and boosting blood circulation to the penis, making it easier to sustain an erection.
- Companies like Hims, RexMD, Elan MD, and Roman make it easy and discreet to have online consultations about erectile dysfunction and acquire prescriptions and medications for ED treatment.
- ED medical treatments often necessitate regular visits to medical facilities and the requirement of replenishing prescriptions frequently. Telehealth services such as Hims make it more convenient.
- People who take nitrates or alpha-blockers and have had cardiovascular issues should speak to a medical professional before consuming the best ED pills.
- Consulting a licensed medical provider may lead to various options for using ED pills, such as alternating between ED meds purchased online and engaging in long-term ED treatment (chronic therapy).
- It is worth exploring alternative treatments for erectile dysfunction, such as changes to one’s lifestyle, psychosexual therapy, hormonal therapy, and surgical intervention.
What Is Erectile Dysfunction?
It is possible for a man to be unable to attain or keep an erection during sexual intercourse or activity, otherwise known as erectile dysfunction. Testosterone levels in males decrease with age, frequently leading to a lack of solid erections. Research has found that roughly one-third of adult men in the US are dealing with ED .
Stress and additional psychological issues may also play a role in the development of erectile dysfunction. But with the correct treatment with the best ED pills, particular foods, and a healthy way of living, such problems can be managed and kept in check.
The following are some signs of erectile dysfunction:
- Being completely unable to develop or maintain an erection
- A diminished capacity to keep an erection going for an extended amount of time
- A lack of desire to have sexual relations
What Causes Erectile Dysfunction and How Do the Best ED Pills Help With It?
Erectile dysfunction is a prevalent sexual problem amongst guys aged 40 or older, and those who may enquire about the issue may wish to know the possible causes and the best ED meds for the issue. 
There are numerous causes of erectile dysfunction like lifestyle habits, illnesses, hormonal discrepancies, drugs, strain, surgical interventions, and other medical matters.
Three potential causes of erectile dysfunction have been identified:
- Circulatory issues that impede blood flow to the reproductive organs.
- Nerves that have been impacted in some way (e.g., through prostate surgery, radiation treatment, etc.)
- A deficiency of testosterone
Different things may have an impact on the development of certain health problems, including erectile dysfunction. One of the most general, effective, and non-invasive techniques to improve sexual performance, increase libido and treat erectile dysfunction is the best testosterone boosting supplements or the best ED meds.
How Do the Best ED Pills Usually Work?
The best ED meds have the ability to assist males in generating and sustaining an erection by loosening the muscles of the penis and boosting blood transfer to it . The best ED pills can widen the blood vessels in the penis, enabling more blood to flow in, thus sustaining the erection.
The best ED meds are functional, but they do not automatically guarantee that an erection can be achieved. They facilitate improved blood flow to the penis only when the person is aroused.
What Is the Most Effective Online ED Treatment?
The vast majority of men who suffer from erectile dysfunction may be helped. The traditional approach involves taking oral drugs, mainly phosphodiesterase-5 inhibitors. Unfortunately, this process is not private, and people must visit their physician frequently for uncomfortable one-on-one appointments.
Several digital services now provide convenient and confidential access to the best ED meds after an online discussion with certified medical professionals. These revolutionary startups are cost-effective, productive, and discreet, providing ongoing medical advice and delivering the best ED pills.
1. Hims – Best ED Meds Overall
Hims is a supplier of telemedicine services that focuses on the treatment of erectile dysfunction (ED), including providing counseling for sexual performance problems.
The company has five FDA-approved ED medications tested extensively and considered safe and effective for most men. These drugs are even more helpful especially coupled with wholesome behaviors that contribute to improved overall health.
Hims healthcare professionals can help identify the cause of your erectile dysfunction and provide support and guidance. They may also suggest tests and checkups to ensure no underlying medical issues are at play. After the initial consultation, Hims may offer a prescription for brand or generic ED medications.
These prescriptions can be delivered to your local pharmacy, or the ED medication can be sent to you directly.
Who Should Try Hims Best ED Pills Online Services?
The Hims medications and services are suggested for men who are frequently having challenges with sexual performance and wish for discreet, practical, and economical ED treatment plans. For further details on this product, look at our thorough Hims ED Review.
Pros of Using Hims Best ED Pills Online Services
Advantages of utilizing the services provided by Hims ED are:
- Treatment for erectile dysfunction that is not prohibitively expensive.
- The most effective remedy for erectile dysfunction can be obtained without the need to go to a doctor’s clinic.
- Prompt delivery.
- Discussions are held in private settings.
- Patients’ ED treatment data is kept private and secure.
- Wide variety of erectile dysfunction medications that the FDA has authorized.
- Medical advice is provided by authorized medical personnel.
Cons of Using Hims Best ED Pills Online Services
Below are some of the drawbacks of utilizing Hims ED treatment services:
- Insurance providers do not pay for the expenses incurred for Hims ED medications.
- It is necessary to provide personal data and pictures when initiating an ED treatment consultation.
- The cost of Hims-branded erectile dysfunction medications will likely be more costly than other options.
2. RexMD – Best ED Pills for Men Looking for Branded ED Meds Online
RexMD is a digital platform providing free consultations and ED solutions for guys who want to enhance their sexual well-being.
Despite the availability of generics, brand-name ED meds continue to rise in price . RexMD aims to solve this problem, by giving you affordable, generic Viagra and Cialis, alongside other sildenafil and tadalafil preparations.
RELATED: Rex MD Review
Who Should Try RexMD’s ED Treatment Online Services?
Rex MD has tailored its services to meet the needs of American males above 18 who have ED and a tight budget. Via an online consultation with a certified health provider and obtaining a prescription, men struggling to afford ED pills can try this company’s best ED meds to have stronger erections that can last longer.
This service is specifically designed to help those who would rather not visit a doctor in person and spend time waiting for appointments and who desire a greater possibility of achieving powerful erections.
Pros of Using RexMD ED Treatment Online Services
RexMD provides free shipping of sildenafil and tadalafil medications, so you have the choice between short- and long-acting ED meds. The company also provides 2 night-free generic Viagra samples for everyone who is skeptical about their products.
Tadalafil is the same substance found in the drug Cialis, and sildenafil is the active component of Viagra. Sildenafil is a shorter-acting drug, with its effects lasting four to six hours. Tadalafil can give you stronger erections for up to 36 hours.
However, what sets these best ED meds apart from their labeled counterparts are the following factors:
- It is now possible to receive the optimal treatment for ED from the convenience of one’s own home.
- Medications to treat erectile dysfunction at an over 90% cost reduction in some cases.
- In cases when urgent emergency care is required, no face-to-face meetings with a physician will take place.
- No need to book an appointment in advance.
- There is no requirement to obtain a new prescription or go to the drugstore for refills.
- Total confidentiality of patient data.
- The ability to order medications for erectile dysfunction over the Internet with expedited overnight delivery.
- The ability to handle matters with tact and discretion in any circumstance.
Cons of Using RexMD ED Treatment Online Services
Nonetheless, some individuals may consider the conditions of the agreement to be less beneficial:
- You may miss serious underlying conditions with a short telehealth consultation.
- The main components of the drug (sildenafil and tadalafil) can potentially cause certain adverse reactions.
- This product is not recommended for people who are taking nitrate medications.
- Medical insurance will not pay for the expense of this type of erectile dysfunction assistance.
3. Elan MD – Best ED Pills With Holistic Support
Elan MD is a no-frills online pharmacy providing generic and branded medications for erectile dysfunctions with minimal hassle. Orders are delivered in the desired quantity discreetly, directly to your doorstep. There is no need to spend all day getting a prescription to obtain the best ED pills from Elan MD.
The company provides free online consultations through their network with a healthcare professional, who will write a prescription if they deem you a suitable candidate for these medications. Elan MD provides generic ED products, like sildenafil and tadalafil, that have been proven to increase sexual performance.
Individuals can pick the subscription plan that meets their requirements depending on the type and amount of ED pills they are advised to take. Generic sildenafil may be ordered in packs of 14 and 28 tablets with a 50 mg dosage, while generic tadalafil is obtainable in packs of 9 and 18 tablets with a 10 mg dose.
Who Should Try Elan MD Best ED Pills Online Services?
Elan MD provides both ED meds and holistic support. Their testosterone-boosting supplement, featuring zinc, magnesium, horny goat weed, and tribulus, can support the overall health of your sexual organs. They may also boost energy and circulatory health.
Pros of Using Elan MD Best ED Pills Online Services
The two most sought-after analogs of Viagra and Cialis, namely generic sildenafil and generic tadalafil ED tablets, are available at reasonable prices.
Utilizing Elan MD’s web-based services could be advantageous to you in various ways.
- Assistance with ED and the possibility to confer with a medical expert is provided free of cost.
- It is not necessary to have any further orders written.
- Combine medication and supplements for immediate and long-term, gradual benefits.
- Medications for erectile dysfunction are sent out in a confidential way and without any cost.
- Free discreet shipping in all states except Hawaii.
Cons of Using Elan MD Best ED Pills Online Services
Patients have reported certain drawbacks associated with Elan MD; these include:
- Some information is missing from the website, as certain links are broken
- The exact prices are not shown
4. Roman – Best ED Pills With Subscription Plan Flexibility
Roman is a platform that specializes in providing telehealth services, which include evaluating erectile dysfunction, giving a diagnosis, and delivering medication. The company supplies ED medications, such as common and branded sildenafil and tadalafil, categorized as phosphodiesterase-5 (PDE5) inhibitors.
According to the American Urological Association, inhibitors like PDE5 are essential elements of contemporary ED treatment. Roman allows individuals to access high-grade ED treatment through the convenience of their computer or phone.
During the online consultation, people will be asked questions about their symptoms, medical history, and other essential information related to ED. Furthermore, they must provide a picture of their ID to prove their identity.
All confidential information will be kept secure. When the process is complete, a medical practitioner will assess the case and determine if the person is suitable for a prescription of ED drugs.
RELATED: Roman ED Review
Who Should Try Roman Online Services?
Individuals who are having issues with their sexual performance and who want to improve their sexual health from the comfort of their own residence should take advantage of the budget-friendly online services provided by Roman.
Pros of Using Roman Best ED Pills Online Services
The advantages of Roman ED treatment are numerous:
- The cost of ED treatment is more affordable than the price of a typical prescription.
- Access to free consultations from American-certified healthcare professionals on the Internet.
- There are no in-person visits for medical treatment or obtaining prescriptions.
- Setting up a recurring payment plan so that you don’t forget to get your erectile dysfunction medication refilled each month.
- Unrestricted contact with specialists for ongoing educational assistance is obtainable without fees.
- Shipping is fast, free, and discreet.
- Free follow-ups with Romans’ licensed medical providers.
Cons of Using Roman Best ED Pills Online Services
Adverse aspects of Roman’s erectile dysfunction treatment plan include:
- If your medical insurance plan covers traditional medications for erectile dysfunction, then using Roman as a treatment option might be pricier.
- Roman’s prices can be slightly higher than those of other companies in the same industry.
Conventional Treatment Using the Best ED Pills
Standard treatments for erectile dysfunction involve employing drugs under the PDE-5 inhibitors class. Brand-name medications, like Viagra, Levitra, and Cialis, are usually quite costly, whereas their generic variants are significantly more affordable.
Each of these categories of ED medication needs regular checkups with a medical professional and prescription refills, which may be equally time-consuming and costly. If you are in a tight financial situation, you should look for cost-effective alternatives to Viagra.
Sildenafil, the active component in Viagra, is a successful and well-tolerated drug for managing impotence. It increases blood circulation to your penis, making it larger and helping you acquire and maintain an erection. This medicine is only effective if you are physically aroused.
This medication is sold as a common oral ED medication and needs to be taken an hour before participating in sexual activity. The erectile effects of the drug can last for up to five hours. There are three standard doses of sildenafil available, which are 25 mg, 50 mg, and 100 mg.
Tadalafil, which is the key component in Cialis, is a famous ED medication for treating erectile dysfunction that lasts for up to 36 hours. It is usually referred to as “the weekend pill” as it can be ingested on Friday evening and continue to be effective till Sunday morning.
The drug relaxes the muscles in the penis and the erectile tissue, thus enabling blood to flow into the penis. After being sexually stimulated, this pill helps achieve an erection but does not affect libido.
In addition to being used for treating ED, Tadalafil is also effective in treating an enlarged prostate and pulmonary arterial hypertension. This drug is marketed and sold under the brand name Cialis for the treatment of erectile dysfunction (ED), and it is marketed and sold under the brand name Adcirca for the treatment of hypertension. The Cialis capsule is yellow in color, almond-shaped, and film-coated and comes in 2.5 mg, 5 mg, 10 mg, and 20 mg doses.
RELATED: Cialis vs Viagra
Vardenafil, the primary ingredient of Levitra, is another secure and effective treatment for erectile dysfunction. It operates similarly to tadalafil and sildenafil by relaxing the penile muscles and improving blood flow to the penis. Vardenafil has been known to improve erections in approximately 90% of patients.
Levitra is available in the form of orange, round, film-coated tablets. Generally, the recommended dosage of vardenafil is 10 mg, taken between 25 and 60 minutes orally before engaging in intimate activity.
After taking this medicine for erectile dysfunction, it is possible to acquire an erection with the help of sexual stimulation between 25 minutes and four to five hours afterward.
Why Buy Generic ED Meds Over Brand-Name ED Pills?
The dosage, safety, efficiency, and power of generic ED medicines are equal to that of their brand-name counterparts. Moreover, the FDA confirms that generic ED drugs provide the same rewards as branded ED tablets. Generally, the cost of generic ED medicines online is more than half the price of branded analogs.
Different Approaches To Using the Best ED Pills
The human body’s reaction to erectile dysfunction (ED) medicine can vary between people. Considering the patient’s health status, discrepancies in the beginning and period of ED pills are to be anticipated. At times, these distinctions may be more noteworthy. In these scenarios, medical practitioners may choose diverse methods for using ED pills. These may include the following ED therapy tactics:
Switching Between the Best ED Pills
If the initial erectile dysfunction drug does not have the desired outcome or isn’t working, it is wise to seek advice from a healthcare practitioner regarding a change in prescription. In some situations, doctors recommend switching between one remedy to another as different ED meds may show different effects for different people.
A study revealed that those who had been taking sildenafil and switched tadalafil were satisfied enough with the switch to continue with the ED treatment using tadalafil instead of sildenafil .
It is quite common for medical professionals to switch between different medications until the desired result is achieved. For instance, some individuals may prefer Cialis’ long-term effect over fast-acting Viagra and Levitra. With the current access to varied and convenient online ED treatment options, changing between the best sex pills online should be easy.
Check out our Hims vs Roman comparison and see which brand offers a better service.
Trying Out ED Pills Chronic Therapy
Healthcare professionals may suggest ED medications for extended use, known as chronic therapy when a prompt effect cannot be achieved. The primary worry concerning long-term ED treatment is whether it is secure to use ED pills for lengthy periods.
A 2004 medical trial reported in the Journal of European Urology observed over 1,000 men taking different doses of tadalafil for up to two years, concluding that long-term use of tadalafil ought to be considered a safe and well-tolerated ED treatment .
Because there is little to no evidence of the possibility of unfavorable side effects, it is reasonable to assume that therapy with ED tablets containing tadalafil over an extended period of time is a risk-free option.
Who Should Avoid Using ED Pills?
If you have recently gone through a stroke, heart attack, or any heart rhythm issues, then the chance of you having side effects from taking ED pills is greater since they can interact with medications used to treat these health issues.
People using nitroglycerin for chest pain or tamsulosin hydrochloride (Flomax) for an enlarged prostate should talk to their healthcare professional before taking ED drugs . Combining ED pills with these medications could potentially cause a dangerous decrease in blood pressure.
It is also not recommended to take ED drugs if you are on alpha-blockers, which are utilized to treat enlarged prostate or high blood pressure. Taking the two medications simultaneously could increase the hypotensive result of the alpha-blockers .
Individuals who have had congestive heart failure, unstable angina, low blood pressure, or uncontrolled high blood pressure in the past should not take ED pills and should instead speak with a medical professional about other possible ways to treat erectile dysfunction.
Alternatives to ED Medications Treatment
In addition to medication like phosphodiesterase-5 drugs, other solutions can be considered as treatments for erectile dysfunction.
It is possible to reduce the risk of erectile dysfunction through dietary changes, ceasing to smoke, and engaging in physical activity of any kind. A survey revealed that engaging in a 30-minute walk daily can reduce ED risk .
Additionally, a nutritious diet full of fruits, vegetables, whole grains, and fish can reduce the risk of ED. A healthy lifestyle consisting of physical exercise, an appropriate calorie intake, and a balanced diet can help diminish the symptoms of erectile dysfunction .
Psychosexual ED Treatment
Concerns about one’s mental or emotional state are often the root causes of ED. These can be due to religious restrictions, lack of sexual awareness, upsetting initial sexual experiences, and reduced self-esteem due to prior sexual activity.
Psychological therapy can have a major effect on erectile dysfunction and be beneficial to general health . Moreover, erectile dysfunction can be linked to relationship problems, stress, uneasiness, and depression.
A relationship that is accepting and understanding, and seeing a certified medical professional, is considered a powerful ED treatment that doesn’t use medication.
Nowadays, ED therapy services online focus on informing people that before commencing any type of pill-based ED treatment, they need to follow a psychosexual ED treatment. Even if someone starts taking ED medications, this type of therapy should still proceed since, in most cases, a combined approach is the most successful.
Hormonal ED Treatment
Hormone therapy has the potential to address the foundation of ED, which is unlike the majority of treatments that only offer short-term solutions which need to be used each time an erection is desired. Prolactin, thyroid hormones, and testosterone all have different functions related to ED.
When you start hormonal therapy, you should soon observe a visible improvement in your symptoms and libido.
- An increase in prolactin, typically brought on by pituitary gland tumors, specific medications, and emotional tension, can lead to decreased testosterone and problems with erectile dysfunction.
- A deficiency of testosterone can cause a decrease in libido and sperm count and difficulty in attaining an erection. Regulating testosterone in men with the best testosterone boosters to an appropriate amount has multiple benefits, such as increasing sexual appetite and improving the ability to achieve and maintain an erection .
- Different bodily functions, such as maintaining weight, metabolism rate, and body temperature, are managed by thyroid hormones. Research has shown that abnormal levels of these hormones, either too high or too low (hypothyroidism or hyperthyroidism), is related to erectile dysfunction . Reestablishing normal levels of thyroid hormones may help treat erectile dysfunction.
If you cannot take any of the best ED pills, penis rings may be an effective solution. A penis ring applies pressure to the surrounding area by fitting around the base of the penis or the penis and testicles. This pressure causes blood to exit the penis more slowly by squeezing the blood vessels that convey blood away.
This only impairs the flow of blood out of your penis, so the arteries are not affected. It also doesn’t put stress on the urethra, which is where both urine and semen are expelled.
Our favorite penis ring option is Eddieby Giddy. Their product is FDA-registered and classified as medical device class II, meaning special controls are a regulatory requirement for providing reasonable assurance of the safety and effectiveness of this type of device.
Related: Eddie by Giddy Review
Eddie is available in four sizes (A, B, C, and D) and Giddy allows free resizing with all orders, allowing customers to resize their Eddie as many times as they need (as long as they are different sizes from the previous orders). All orders are shipped for free via USPS First Class.
On top of all this, Giddy is offering a refund within the first 30 days of receiving the order, excluding a $25 fee covering the shipping, handling, fulfillment, and payment processing. Replacement tension bands and carrying cases offered by Giddy are not eligible for refunds.
Surgical ED Treatment
Surgically addressing erectile dysfunction (ED) involves adding implants or prostheses/pumps, an expensive and invasive technique typically only suggested as a last option for individuals who have tried other ED therapies and not had any success with them.
Best ED Pills Online: Frequently Asked Questions
In this part of our reviews for the best ED pills, we respond to some of the queries that men most commonly have when looking for the top ED drugs online.
What Are the Best Over the Counter ED Pills That Work Fast?
As sildenafil, tadalafil, and vardenafil have been medically tested and verified to be one of the most effective ED pills, these medications are only available with a doctor’s prescription and cannot be found over the counter. Fortunately, today there are telehealth services that provide prescriptions for FDA-approved ED medications without the need for in-person doctor visits.
Most of the best over the counter ED pills that work fast belong to the category of herbal supplements. Despite the fact that they can easily be purchased from pharmacies, gas stations, and various other places, it can be difficult to determine which of these best over the counter ED pills that work fast are the most reliable.
A few of the best over the counter ED pills that work fast can be:
- The best over the counter ED pills that work fast based on Dehydroepiandrosterone (DHEA) may aid men in creating testosterone.
- The best over the counter ED pills that work fast contain L-arginine, which can widen blood vessels and increase blood circulation to the male genitalia.
- The best over the counter ED pills that work fast containing ginseng might be able to relax the smooth muscles’ nerves and enhance blood circulation towards the male organ.
- Medicines for erectile dysfunction that are obtainable without a prescription contain Propionyl-L-carnitine and Acetyl-L-carnitine.
Companies that produce the best over the counter ED pills that work fast are not allowed to state that their items can cure erectile dysfunction and should not be used instead of prescribed drugs for ED.
However, they can be advertised as agents to help customers gain or keep an erection.
What Is the Most Effective Pill for ED at Walgreens?
Walgreens carries a selection of the best over the counter ED pills that work fast.
- VirMax is one of the best over the counter ED pills that work fast and promises to provide up to 8 hours of elevated sexual activity.
- Extenze is one of the best over the counter ED pills that work fast and provides prolonged effects.
- Extract from Horny Goat Weed is one of the best over the counter ED pills that work fast and is known to improve libido and treat erectile dysfunction.
- Libido Max are best over the counter ED pills that work fast and are designed to boost sexual energy and relieve erectile dysfunction.
Before using any of the best over the counter ED pills that work fast, it is important to consult a medical professional. This is especially true if the individual is currently on other medications, as some of the over-the-counter ED pills could potentially interact with the existing medications and cause adverse effects or reduce the effectiveness of the drugs.
What Are Some of the Most Common Side Effects of ED Medications?
Medications used to treat erectile dysfunction often come with various negative side effects.
- Muscle ache
- Runny or Stuffy Nose
- Upset stomach
- Back pain
Remember that people respond in different ways to different medications. However, most individuals will not experience severe reactions when taking the best male enhancement pills. If you have any worries in relation to your ED pills prescription and any effects they may have on your health, it is recommended that you consult your doctor.
If you notice any of the symptoms mentioned above or any other worrying effects that last for a long period, please contact and wait for the instructions of your physician. If any of the effects remain and do not disappear, please discontinue taking the drug, contact your doctor, and seek urgent medical assistance.
How Long Does It Take for the Best ED Pills to Work?
The duration it will take for the best erectile dysfunction medications to become effective will depend on which type of ED medicine you are utilizing. Rapid-acting sildenafil-based ED drugs will start to have an effect roughly 30 minutes after ingestion. In comparison, other ED medications may take up to 60 minutes or more to take full effect. Your body’s metabolic rate, dosage, and sort of ED tablets will decide how fast they will work.
Best ED Pills Online: Final Thoughts
Achieving a steady erection requires a complex collaboration between the mind, hormones, emotions, nerves, muscles, and blood vessels. Any blunder in any of these components can lead to erectile dysfunction. Even though it is a health issue that should not be viewed with humiliation, many men remain silent about it and do not look for any assistance to solve this common problem.
Nowadays, with the help of online services like Hims, RexMD, Elan MD, and Roman, many men can discreetly and effectively address their intimate performance issues. All the best ED medications can be bought by customers without having to go for any physical appointments, prescriptions, or trips to the pharmacy.
After conducting a comprehensive study to identify the top online services for ED pills, our top selection for ED treatment is Hims. This option allows customers to select from various PDE-5 inhibitors, such as Sildenafil, Vardenafil, and Tadalafil, that can be ordered in a convenient dosage form to suit any situation.
- Porst H;Burnett A;Brock G;Ghanem H;Giuliano F;Glina S;Hellstrom W;Martin-Morales A;Salonia A;Sharlip I; ; “SOP Conservative (Medical and Mechanical) Treatment of Erectile Dysfunction.” The Journal of Sexual Medicine, U.S. National Library of Medicine, https://pubmed.ncbi.nlm.nih.gov/23343170/.
- Saeed, Rabeeya, et al. “Prevalence of Erectile Dysfunction and Associated Factors among Males Visiting Family Medicine Clinics in a Tertiary Care Hospital in Karachi, Pakistan.” Journal of Family Medicine and Primary Care, Wolters Kluwer – Medknow, Mar. 2021, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8140281/.
- Steers, William D. “Pharmacologic Treatment of Erectile Dysfunction.” Reviews in Urology, MedReviews, LLC, 2002, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1476024/.
- Wineinger, Nathan E et al. “Trends in Prices of Popular Brand-Name Prescription Drugs in the United States.” JAMA network open vol. 2,5 e194791. 3 May. 2019, doi:10.1001/jamanetworkopen.2019.4791
- Center for Drug Evaluation and Research. “Generic Drug Facts.” U.S. Food and Drug Administration, FDA, https://www.fda.gov/drugs/generic-drugs/generic-drug-facts.
- T;, Ströberg P;Murphy A;Costigan. “Switching Patients with Erectile Dysfunction from Sildenafil Citrate to Tadalafil: Results of a European Multicenter, Open-Label Study of Patient Preference.” Clinical Therapeutics, U.S. National Library of Medicine, https://pubmed.ncbi.nlm.nih.gov/14693300/.
- Montorsi, F., Verheyden, B., Meuleman, E., Jünemann, K.-P. ., Moncada, I., Valiquette, L., Watkins, V. S. (2004). “Long-term safety and tolerability of tadalafil in the treatment of erectile dysfunction.” European Urology, 45(3), 339–344; discussion 344-345. https://doi.org/10.1016/j.eururo.2003.11.010
- Kloner RA;Jackson G;Emmick JT;Mitchell MI;Bedding A;Warner MR;Pereira A; “Interaction between the Phosphodiesterase 5 Inhibitor, Tadalafil and 2 Alpha-Blockers, Doxazosin and Tamsulosin in Healthy Normotensive Men.” The Journal of Urology, U.S. National Library of Medicine, https://pubmed.ncbi.nlm.nih.gov/15540759/.
- RA;, Kloner. “Pharmacology and Drug Interaction Effects of the Phosphodiesterase 5 Inhibitors: Focus on Alpha-Blocker Interactions.” The American Journal of Cardiology, U.S. National Library of Medicine, https://pubmed.ncbi.nlm.nih.gov/16387566/.
- Maiorino, Maria Ida, et al. “Lifestyle Modifications and Erectile Dysfunction: What Can Be Expected?” Asian Journal of Andrology, Medknow Publications & Media Pvt Ltd, 2015, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4291878/.
- Miodrag Popovic. “Psychosexual Treatment of Erectile Dysfunction in a Man Who Had Reluctance to Couple Therapy: A Case Report.” Taylor & Francis, https://www.tandfonline.com/doi/full/10.1080/14681990701235722.
- Rizk, Paul J, et al. “Testosterone Therapy Improves Erectile Function and Libido in Hypogonadal Men.” Current Opinion in Urology, U.S. National Library of Medicine, Nov. 2017, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5649360/.
- Gerasimos E. Krassas, Kostas Tziomalos et al. “Erectile Dysfunction in Patients with Hyper- and Hypothyroidism: How Common and Should We Treat?” , The Journal of Clinical Endocrinology & Metabolism, Volume 93, Issue 5, 1 May 2008, Pages 1815–1819, https://doi.org/10.1210/jc.2007-2259