Phenoxybenzamine (Systemic)

Brand Names : Dibenzyline

Side Effects of This Medicine

In rats and mice, phenoxybenzamine has been found to increase the risk of development of malignant tumors. It is not known if phenoxybenzamine increases the chance of tumors in humans.

Along with its needed effects, a medicine may cause some unwanted effects. The following side effects may go away as your body adjusts to the medicine. However, check with your doctor if any of these effects continue or are bothersome:

More common

Dizziness or lightheadedness, especially when getting up from a lying or sitting position; fast heartbeat; pinpoint pupils; stuffy nose

Less common

Confusion; drowsiness; dryness of mouth; headache; lack of energy; sexual problems in males; unusual tiredness or weakness

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