This medication is typically used for erectile problems in men. Its effects can be felt within a few minutes.
This product must be used according to the instructions provided by your doctor or pharmacist. For more information, read the instructions in the package carefully.
Generally, this medication is used only as needed. Important: Follow the instructions on the label. Do not use more of this product, or more often, than prescribed.
Dispose of used syringes and needles safely. Your pharmacist can tell you the best way to do this.
In addition to its desired action, this medication may cause some side effects, notably:
Each person may react differently to a treatment. If you think this medication may be causing side effects (including those described here, or others), talk to your doctor or pharmacist. He or she can help you to determine whether or not the medication is the source of the problem.
Make sure that any leftover portion is disposed of safely.
If you have an erection which lasts continuously for 4 hours or more, you should contact a doctor immediately.
It is important to tell the health professionals you consult: