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warnings
WARNINGS Use with caution in patients with hypertension, cardiovascular disease, hyperthyroidism, diabetes, narrow angle glaucoma or prostatic hypertrophy. Use with caution or avoid use in patients taking monoamine oxidase (MAO) inhibitors. This product contains antihistamines which may cause drowsiness and may have additive central nervous system (CNS) effects with alcohol or other CNS depressants (e.g., hypnotics, sedatives, tranquilizers).
ADVERSE REACTIONS Adverse effects associated with Chlor-Tan A 12 Suspension at recommended doses have been minimal. The most common have been drowsiness, sedation, dryness of mucous membranes and gastrointestinal effects. Serious side effects with oral antihistamines or sympathomimetics have been rare. Sympathomimetic amines may cause tachycardia, palpitations, nervousness, excitability, dizziness, insomnia, restlessness, headache, gastric Irritation, and irritability. Sympathomimetic amines have been associated with certain untoward reactions including fear, anxiety, tenseness, restlessness, tremor, weakness, pallor, respiratory difficulty, dysuria, Insomnia, hallucinations, convulsions, CNS depression, arrhythmias, and cardiovascular collapse with hypotension. Hyperactive Individuals may display ephedrine-like reactions such as tachycardia, palpitations, headache, dizziness, or nausea. Urinary retention may occur in patients with prostatic hypertrophy.