<qa>  How many weeks does 1.0 mg twice daily?Days 1 - 3: 0.5 mg once daily 1 table each day Days 4 - 7: 0.5 mg twice daily 1 in the morning and 1 in the evening Days 8 - 12 weeks 1.0 mg twice daily 1 in the morning and 1 in the evening 