G Prazosin 1 mg Tablet

• Recommended starting dose: 0.5 mg (in the evening), twice or thrice daily for 3 to 7 days. This dose should be increased to 1 mg twice or three times daily for a further 3 to 7 days. Thereafter, the daily dose should be increased gradually as determined by the patient’s response to the blood pressure lowering effect. Most patients are likely to be maintained on a dosage regimen of Prazosin alone of up to 15 mg daily in divided doses.
• Maximum dose: 20 mg in divided doses.

Patients receiving other antihypertensive therapy but with inadequate?control:

• The dosage of the other drug should be reduced to a maintenance level and Prazosin initiated at 0.5 mg in the evening, then continuing with 0.5 mg twice or three times daily.
• Subsequent dosage increases should be made gradually depending upon the patient’s response.

Congestive heart failure:

• The recommended starting dose: 0.5 mg two, three or four times daily, increasing to 4 mg in divided doses. Dosage should be adjusted according to the patient’s response, based on careful monitoring of cardiopulmonary signs and symptoms.
• Usual daily maintenance dosage: 4 mg to 20 mg in divided doses.

Raynaud’s disease:

• The recommended starting dosage: 0.5 mg twice daily given for a period of 3 to 7 days and should be adjusted according to the patient’s clinical response.
• Usual maintenance dosage: 1 mg or 2 mg twice daily.

Benign prostatic hyperplasia:

• The recommended dosage: 0.5 mg twice daily for a period of 3 to 7 days, with the initial dose administered in the evening. The dosage should then be adjusted according to clinical response.
• The usual?maintenance dosage: 2 mg twice daily.