20 mg Telmisartan Tablets IP is used to treat high blood pressure. It helps in lowering high blood pressure and thereby prevents the risk of strokes, heart attacks, and kidney problems. The medicine containsÃÂ TelmisartanÃÂ belongs to a class of drugs called angiotensin receptor blockers (ARBs). It works by relaxing blood vessels so that blood cells can flow easily. 20 mg Telmisartan Tablets IP are packed in a high-grade aluminum blister that keeps impurities and contaminants at bay.