Papaverine Side Effects
Medically reviewed by Drugs.com. Last updated on Jul 2, 2022.
Applies to papaverine: injection solution
Side effects requiring immediate medical attention
Along with its needed effects, papaverine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur while taking papaverine:
- erection continuing for more than 4 hours, or painful erection
- lumps in the penis
Side effects not requiring immediate medical attention
Some side effects of papaverine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.
Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
- Bruising or bleeding at place of injection
- burning (mild) along penis
- difficulty in ejaculating
- swelling at place of injection
Papaverine injected into the penis may cause tingling at the tip of the penis. This is no cause for concern.
More about papaverine
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Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.