Can you take Viagra if you have diabetes?

Published on
13/5/26
Last update
13/5/2026
Summary

Erectile problems caused by diabetes? Find out how Viagra can help safely and why a medical check-up is essential right now.

Can you take Viagra if you have diabetes?

Men with diabetes are more likely to experience erectile problems than men without diabetes. This is no coincidence: prolonged high blood sugar levels damage both the blood vessels and the nerves needed for a healthy erection. Viagra, or sildenafil, can offer a solution in many cases. However, particularly with diabetes, it is important to use this medication under the supervision of a doctor. At Fellos, Dutch doctors support men with diabetes who suffer from erectile dysfunction, ensuring you receive safe and effective treatment.

Why do men with diabetes experience erectile problems more frequently?

Erectile problems in diabetes can be a direct result of damage to the vascular system and nerve pathways. Research shows that erectile problems occur significantly more frequently in men with diabetes than in the general population, and that symptoms can arise even at a younger age. Over time, high blood sugar damages the small blood vessels that supply the penis with blood and impairs the nerve signals that trigger the erectile response. Overall cardiovascular health also plays a role: high blood pressure, obesity and an abnormal cholesterol profile often go hand in hand with diabetes, and all these factors contribute to erectile problems.

Does Viagra help with erectile problems caused by diabetes?

Yes, sildenafil is a proven effective treatment for men with diabetes too. A meta-analysis shows that sildenafil significantly improves both erectile quality and satisfaction with sex life in men with diabetes who suffer from erectile problems. The drug works as a PDE5 inhibitor: it relaxes the smooth muscles in the blood vessels of the penis, increasing blood flow during sexual arousal. This is important: sildenafil works only in combination with sexual stimulation. The standard dose is 50 mg, taken approximately one hour before sexual activity, but the dose can be adjusted to 25 or 100 mg depending on how well the drug works. You can read more about how quickly sildenafil works and what to expect.

Is Viagra safe for men with diabetes?

For most men with diabetes, sildenafil is safe, provided there are no absolute contraindications. The most important of these is the use of nitrates, such as certain heart medications or poppers. Combining these with sildenafil causes a dangerous drop in blood pressure and is absolutely contraindicated. The safety of sildenafil in diabetes has also been studied in men with additional cardiovascular risk factors, and that research shows that the drug is well tolerated when patients are carefully selected. Common side effects include headaches, flushing, a blocked nose and mild dizziness. At Fellos, a doctor always screens for contraindications beforehand, so you are only treated if it is safe to do so.

Does diabetes affect how Viagra works?

Diabetes can affect the effectiveness of sildenafil to some extent. Because nerve and vascular damage in diabetes is sometimes more extensive than in men without diabetes, not everyone responds equally strongly to the standard dose. Long-term use of sildenafil in men with diabetes shows that its effectiveness is well maintained over time, but that it sometimes takes four to six doses before the medication works optimally. It is therefore no reason to conclude after the first attempt that it does not help. A doctor can adjust the dose or consider whether tadalafil is a better option, as tadalafil has a longer duration of action and can be taken daily.

What can you do yourself to improve your erection?

In addition to medication, there are lifestyle changes that have a direct impact on erectile function. Better blood sugar control is the most important step: the more stable your blood sugar, the less damage to blood vessels and nerves. In addition, regular exercise helps improve blood flow and reduces insulin resistance. Giving up smoking also has a demonstrable positive effect on erectile function, as smoking puts extra strain on the blood vessels. Reducing alcohol intake, maintaining a healthy weight and getting enough sleep all contribute. These changes enhance the effectiveness of medication and improve your overall sexual health in the long term.

How does Fellos help with erectile problems caused by diabetes?

Fellos offers a fully online programme in which a Dutch doctor guides you through the treatment of erectile problems. You complete an intake form, the doctor assesses your situation, including any medication and conditions such as diabetes, and draws up a treatment plan tailored to your situation. If sildenafil or an alternative is suitable, it will be discreetly delivered to your home. No physical visit is required and the entire procedure takes place via a secure online platform. Would you like to know which treatment suits you best? Then take a look at the comparison between sildenafil and tadalafil to make an informed choice.

What do men with diabetes say about their experience with Fellos?

Men who are treated via Fellos for erectile problems caused by diabetes say that the online process feels accessible and that they finally feel able to have the conversation they had been putting off for so long. The support from a doctor who takes their medical situation seriously makes a huge difference. Many men notice a clear improvement after a few weeks of use, even if the first attempt wasn’t entirely successful. The combination of medical support, a personalised treatment plan and discreet delivery meets the needs of men with a chronic condition: someone who works with them, without any hassle.

Regain confidence in your body with the help of Fellos

Erectile problems caused by diabetes are common, understandable and easily treatable. With the right medical guidance and a personalised treatment plan, you can rebuild your confidence in your body. Fellos makes it possible to tackle this discreetly and easily, from the comfort of your own home, with guidance from a real doctor. Would you like to know what the best approach is for you? Fill in the intake form and discover within minutes which treatment is right for you.

Sources
  • Shah, P. C., & Trivedi, N. A. (2018). A meta-analysis on efficacy and tolerability of sildenafil for erectile dysfunction in patients with diabetes mellitus. Indian Journal of Sexually Transmitted Diseases and AIDS, 39(2). https://pubmed.ncbi.nlm.nih.gov/30187018/
  • Aversa, A., et al. (2007). Chronic sildenafil in men with diabetes and erectile dysfunction. Expert Opinion on Drug Metabolism & Toxicology, 3(3), 451-464. https://pubmed.ncbi.nlm.nih.gov/17539751/
  • Blonde, L. (2006). Sildenafil citrate for erectile dysfunction in men with diabetes and cardiovascular risk factors. Current Medical Research and Opinion, 22(11), 2111-2120. https://pubmed.ncbi.nlm.nih.gov/17076971/
  • Setter, S. M., et al. (1999). Sildenafil (Viagra) for the treatment of erectile dysfunction in men with diabetes. The Diabetes Educator, 25(3

Fellos adheres to strict editorial guidelines for sources to ensure the accuracy and timeliness of our content. Our content is based on scientific publications, research from academic institutions, and reputable medical organizations. If you notice an error, please let us know at [email protected].
 

This article is for informational purposes only and does not constitute medical advice. The information herein is not a substitute for professional medical advice and should never be relied upon. Always discuss the risks and benefits of any treatment with your doctor.

This content was last updated on

13/5/2026

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