Can sildenafil be harmful?

The most common side effects are headaches, feeling sick, hot flushes and dizziness. Many men have no side effects or only mild ones. It can be dangerous to take sildenafil if you also take medicines called nitrates (often given for chest pain). The combination can cause a dangerous fall in your blood pressure.

Should I be worried about taking sildenafil?

This medicine can cause serious side effects in patients with heart problems. If you experience a prolonged or painful erection for 4 hours or more, contact your doctor immediately. This condition may require prompt medical treatment to prevent serious and permanent damage to your penis.

What are the long term effects of sildenafil?

For example, Viagra can cause prolonged erection. If not treated, this can lead to permanent erectile dysfunction. Viagra can also cause a serious eye condition called non-arteritic anterior ischemic optic neuropathy, which can lead to permanent vision loss. But these side effects were both rare in studies of the drug.

What happens if you take sildenafil and don’t need it?

You shouldn’t take Viagra or medications like it without a prescription. It’s risky due to side effects, possible contaminants in illegal pills, and the risk of developing ED. Some women may experience more sexual desire from taking Viagra, especially if their sexual dysfunction is caused by antidepressants.

Can I take sildenafil for years?

Thus, the long-term safety and effectiveness of sildenafil can now be evaluated in men who have been taking the drug for several years. The efficacy, safety, and tolerability of sildenafil in the treatment of men with ED have been demonstrated in numerous studies of 1-year duration or less.

Can you build a tolerance to sildenafil?

It is rare for people to develop tolerance to Viagra; for the most part, the drug works for the long haul. There are a number of reasons why Viagra may no longer work. Most commonly it may be that it is bad luck – you may not have taken it properly or did not give it enough time to work.

Does sildenafil cause kidney damage?

Generally, sildenafil is safe, with mild side effects. Here, we report a case of acute kidney injury caused by a sildenafil overdose. A 67-year-old man took 400 mg of sildenafil for erectile dysfunction.

Can you become dependent on Viagra?

Although they may become psychologically addictive if misused, there’s no evidence that using Viagra can lead to physical dependence or addiction.

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