Allergic conditions, treatment and prophylaxis of motion sickness: 25-50 mg 3-4 times/day. Max: 300 mg/day.
Parkinson's disease. Initial: 25 mg tid, may increase to 50 mg 4 times/day.
Short-term management of insomnia 50 mg 30 min before bedtime.
Allergic conditions, treatment and prophylaxis of motion sickness, Parkinson's disease - 1% or 5% soln: 10-50 mg, up to 100 mg. Max: 400 mg/day.
Pruritic skin disorders - 1% or 2% cream/gel/soln/stick: apply to affected area up to 3-4 times/day.
Adverse drug reactions
: extrasystoles, hypotension, tachycardia; confusion, dizziness, drowsiness, euphoria, excitement, fatigue, headache, insomnia, irritability, nervousness, GI disturbances, difficulty in micturition, urinary frequency, urinary retention.
Adapted from CIMS Drug Information System. Internet. Accessed on January 10, 2016.