Alprazolam 0.25mg, 0.5mg. 1mg, 2mg; scored tabs; orange flavor. ≥18yrs: Anxiety: Initially 0.25–0.5mg three times daily. May increase at 3–4 day intervals to 4mg/day in divided doses.

Alprazolam 0.5mg, 1mg, 2mg, 3mg; ext-rel tabs. Swallow whole. ≥18yrs: initially 0.5–1mg once daily, preferably in the AM; increase at intervals of at least 3–4 days by up to 1mg/day.

A BBC Three investigation into Xanax found that, last year, Border Force officers seized more 50kg of the powder form of the drug - enough to make 25 million typical-sized pills containing 2mg each.