DIURETICS OR β-BLOCKERS FOR HYPERTENSION?

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  • DIURETICS OR ~-BLOCKERS FOR HYPERTENSION7

    Treatment fo r hypertension usually starts with a thiazide d iuretic or a ~-adrenerg ic blocking agent; then the 2 are combined if ei ther alone is insufficient. Because thiazides cause hyperuricaemia and occasionally hyperglycaemia and hypokalaemia, caution has been advised in their long term use. It Ilas been suggested that ~-blockers a re preferable because they may reduce the risk of myocardial infarction. These drugs seem very safe , except in pat ients with heart failure or airways obstruction, and have become more popular, but they are expensive. Perhaps thiazides should remain the drugs of fi rst choice if they can be shown 10 be a