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Clemastine Fumarate Syrup

Side Effects & Drug Interactions
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SIDE EFFECTS

The most frequent adverse reactions are italicized:

Nervous System

Sedation, sleepiness, dizziness, disturbed coordination, fatigue, confusion, restlessness, excitation, nervousness, tremor, irritability, insomnia, euphoria, paresthesia, blurred vision, diplopia, vertigo, tinnitus, acute labyrinthitis, hysteria, neuritis, convulsions.

Gastrointestinal System

Epigastric distress, anorexia, nausea, vomiting, diarrhea, constipation.

Respiratory System

Thickening of bronchial secretions, tightness of chest and wheezing, nasal stuffiness.

Cardiovascular System

Hypotension, headache, palpitations, tachycardia, extrasystoles.

Hematologic System

Hemolytic anemia, thrombocytopenia, agranulocytosis.

Genitourinary System

Urinary frequency, difficult urination, urinary retention, early menses.

General

Urticaria, drug rash, anaphylactic shock, photosensitivity, excessive perspiration, chills, dryness of mouth, nose and throat.

DRUG INTERACTIONS

Additive CNS depression may occur when antihistamines are administered concomitantly with other CNS depressants including barbiturates, tranquilizers, and alcohol. Patients receiving antihistamines should be advised against the concurrent use of other CNS depressant drugs.

Monoamine oxidase (MAO) inhibitors prolong and intensify the anticholinergic effects of antihistamines.

Brand Name: Clemastine Fumarate Syrup
Generic Name: Clemastine Fumarate Syrup

Report Problems to the Food and Drug Administration

 

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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