Interferon Alfacon-1 (Systemic)

Brand Names : Infergen

Side Effects of This Medicine

Along with its needed effects, a medicine 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 doctor as soon as possible if any of the following side effects occur:

More common

Anxiety; black, tarry stools; blood in urine or stools; confusion; cough or hoarseness; fever or chills; lower back or side pain; mental depression; nervousness; painful or difficult urination; pinpoint red spots on skin; redness at place of injection; trouble in sleeping; trouble in thinking or concentrating; unusual bleeding or bruising

Less common

Chest pain; irregular heartbeat; numbness or tingling of fingers, toes, or face

Rare

Blurred vision or loss of vision; skin rash, hives, or itching

Other side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. However, check with your doctor if any of the following side effects continue or are bothersome:

More common

Abdominal pain; aching muscles; decreased appetite; diarrhea; dizziness; general feeling of discomfort or illness; headache; heartburn or indigestion; nausea or vomiting; pain in back or joints; sore throat; unusual tiredness or weakness

Interferon alfacon-1 may cause a temporary loss of some hair. After treatment has ended, normal hair growth should return.

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