Erdafitinib and Promethegan

• Generic Name: erdafitinib
• Dosage Forms: n.a.
• Other Brand Names: Balversa

Erdafitinib is used to treat bladder cancer that has spread to other parts of the body (metastatic), or cannot be removed with surgery.

Erdafitinib is used only if your cancer has a specific genetic marker (an abnormal "FGFR" gene). Your doctor will test you for this gene.

Erdafitinib is usually given after other treatments have failed.

Erdafitinib was approved by the US Food and Drug Administration (FDA) on an "accelerated" basis. In clinical studies, some people responded to erdafitinib, but further studies are needed.

Erdafitinib may also be used for purposes not listed in this medication guide.

• Generic Name: promethazine
• Dosage Forms: rectal suppository
• Other Brand Names: Phenadoz, Promethegan, Phenergan

Promethazine is used to relieve or prevent the symptoms of hay fever, allergic conjunctivitis (inflammation of the eye), and other types of allergy or allergic reactions. It works by preventing the effects of a substance called histamine, which is produced by the body. Histamine can cause itching, sneezing, runny nose, and watery eyes. It can sometimes close up the bronchial tubes (air passages of the lungs) and make breathing difficult .

Promethazine is also used to prevent and control motion sickness, nausea, vomiting, and dizziness. In addition, it may be used to help people go to sleep and control their pain or anxiety before or after surgery or other procedures .

Promethazine may also be used for other conditions as determined by your doctor .

This medicine is only available with your doctor's prescription .