Ketotifen (Systemic)

Brand Names : Apo-Ketotifen, Novo-Ketotifen, Zaditen

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:

Less common

Chills; cough; diarrhea; fever; general feeling of discomfort or illness; headache; joint pain; loss of appetite; muscle aches and pains; nausea; runny nose; shivering; sore throat; sweating; trouble sleeping; unusual tiredness or weakness; vomiting

Rare

Abdominal or stomach pain; blistering, itching, peeling, or redness of skin; bloody or cloudy urine; clay-colored stools; convulsions; dark urine; difficult, burning, or painful urination; dizziness; frequent urge to urinate; muscle spasm or jerking of all extremities; rash; sudden loss of consciousness; unpleasant breath odor; vomiting of blood; yellow eyes or skin

Symptoms of overdose

Get emergency help immediately if any of the following symptoms of overdose occur

Blurred vision; confusion; convulsions; disorientation; dizziness; drowsiness (severe); faintness or lightheadedness when getting up from a lying or sitting position; fast, pounding, or irregular heartbeat or pulse; hyperexcitability; loss of consciousness; palpitations; sweating; unusual tiredness or weakness

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

Weight gain

Less common or rare

Bloody nose; drowsiness; dryness of mouth; excitation; increased appetite; irritability; nervousness; swelling of eyelids; unexplained nosebleeds

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