Angina pectoris
Adult: Initially, 40 mg once daily. Doses may be increased gradually at weekly intervals until an adequate response is achieved. Usual maintenance dose: 40 mg or 80 mg once daily. Max: 160 mg or 240 mg once daily.
Elderly: Initiate at the lower end of the dosing range.
Elderly: Initiate at the lower end of the dosing range.
Oral
Cardiac arrhythmias
Adult: Initially, 40 mg once daily. Doses may be increased to 160 mg once daily if needed. Treatment recommendations may vary among countries and individual products (refer to specific product guidelines).
Elderly: Initiate at the lower end of the dosing range.
Elderly: Initiate at the lower end of the dosing range.
Oral
Hypertension
Adult: Initially, 40-80 mg once daily. Doses may be increased weekly by 40-80 mg increments according to response. Max: 240 mg or 320 mg once daily.
Elderly: Initiate at the lower end of the dosing range.
Elderly: Initiate at the lower end of the dosing range.
Oral
Prophylaxis of migraine
Adult: Initially, 40 mg once daily. Doses may be increased gradually in 40 mg increments according to response. Usual maintenance dose: 80-160 mg once daily. Treatment recommendations may vary among countries and individual products (refer to specific product guidelines).
Elderly: Initiate at the lower end of the dosing range.
Elderly: Initiate at the lower end of the dosing range.
Oral
Hyperthyroidism
Adult: As an adjunct to conventional therapy: 80-160 mg once daily. Treatment recommendations may vary among countries and individual products (refer to specific product guidelines).
Elderly: Initiate at the lower end of the dosing range.
Elderly: Initiate at the lower end of the dosing range.