Common Penile pain, Muscle cramp, Injection site hematoma, Penile disorder.

Expert advice for Alpostin Injection

Alprostadil is either injected into the penis or used as a urethral suppository (pellet to be placed into the urinary opening of the penis) to produce an erection before a sexual intercourse. Consult your doctor regarding administration of alprostadil.
Do not use more than one dose of alprostadil in a 24-hour period.
If you experience an erection that lasts for > 4 hours, consult your doctor immediately, as it can lead to permanent sexual problems such as impotence. 
Alprostadil will not protect you or your partner from sexually transmitted diseases (e.g. AIDS) or blood-borne diseases (eg, hepatitis B). Take necessary precautions to prevent such infections.
Alprostadil will not protect your partner from pregnancy. Use a reliable and appropriate contraceptive.
You will need to have regular check-ups with your doctor while you are using alprostadil.
Do not drive or perform other possibly unsafe tasks as alprostadil may cause dizziness. 
Do not drink alcohol as it worsens the side effects of alprostadil.
Tell your doctor if your partner is pregnant or breastfeeding.

Q. What is Alpostin used for/ what is Alpostin injection?
Alpostin is used in adult males to treat erectile dysfunction including weak erections or impotence. It may also be used in diagnosis of erectile dysfunction

Q. Is Alpostin safe/ why does Alpostin cause apnea?
Alpostin is safe if used at recommended dosage and duration. Apnea is not reported as side effect when used for the treatment of erectile dysfunction. Always consult your doctor before its use

Q. How effective is Alpostin/ does Alpostin work/ does Alpostin gel work?
Alpostin is effective if used at recommended dosage and duration as advised by your doctor

Q. How is Alpostin administered?
Alpostin is either injected into the penis or used as a urethral suppository (pellet to be placed into the urinary opening of the penis). Consult your doctor regarding administration of alprostadi

Q. How is Alpostin stored?
Alpostin injections (with suspensions) can be stored below or at 25°C for 24 hrs. Urethral stick in unopened pouches is stored in a refrigerator (2-8oC). Prior to use you may remove them from the refrigerator and store them at room temperature (not above 30oC) for a maximum of 14 days.