Side Effects

Drug information provided by: Micromedex

Along with its needed effects, a medicine 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:


  1. Curving of penis with pain during erection
  2. erection continuing for 4 to 6 hours
  3. erection continuing longer than 6 hours with severe and continuing pain of the penis
  4. swelling in or pain of the testes

Symptoms of too much medicine being absorbed into the body

  1. Dizziness
  2. faintness
  3. pelvic pain
  4. flu-like symptoms

Some side effects 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:

Female partners may experience itching or stinging of vagina when you first begin using the alprostadil suppository. These side effects may not be caused from the medicine but may result if female partner has not had frequent or recent sexual intercourse.

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.