Along with its needing effects, a drug 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 family doctor as soon as possible if any of the following side effects was happen
Symptoms of overdose
Blurred or double vision; drowsiness; weakness
Rare
Yellow eyes or skin
Other side effects may occur after papaverine is given by injection. Check with your family doctor if you notice any redness, swelling, or pain at the place of injection.
More common side effects that usually don't needed medical attention may occur soon after an injection of this drug. They usually go away after a little while. However, check with your family doctor if any of the following side effects continue or are bothersome:
Deep breathing; dizziness; fast heartbeat; flushing of face
More common side effects not listed above may also occur in some diseaseds. If you notice any other problems, check with your family doctor.