Telmisartan is prescribed to treat high blood pressure (hypertension). Reducing high blood pressure benefits control strokes, heart attacks, and kidney conditions. It belongs to the type of drug named Angiotensin Receptor Blockers (ARBs). It functions by soothing blood vessels so blood can flow more smoothly. Take this medicine daily to obtain the most benefit from it. To support you remember; take it at the exact time every day. Most patients with high blood pressure do not feel nauseous. For the medicine of high blood pressure, it may take up to 4 weeks before you obtain the complete use of this medication