How Does Alprostadil Treat Erectile Dysfunction?
What Are the Side Effects?
The most common side effect is pain in the area where you get the shot.
Call your doctor immediately if you have any of these rarer problems:
- Curving of the penis with pain during an erection
- Erection lasts for 4 to 6 hours with severe and continuing pain in the penis
- Swelling or pain in the testes
- Bleeding or spotting from the urethra
- Stinging in the urethra
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