Telmisartan/amlodipine
Telmisartan/amlodipine, sold under the brand name Twynsta among others, is a medication used to treat high blood pressure. It is a combination of telmisartan an angiotensin II receptor antagonist with amlodipine a calcium channel blocker. It is taken by mouth.Common side effects include dizziness, swelling, and back pain. Severe side effects may include low blood pressure, kidney problems, electrolyte problems, and a heart attack. Use during pregnancy may harm the baby. Telmisartan works by blocking the effects of angiotensin II while amlodipine works by decreasing calcium ion entry into smooth muscle and heart muscle.The combination was approved for medical use in the United States in 2009. The combination is on the World Health Organizations List of Essential Medicines. It is available as a generic medication.

References
External links
"Amlodipine besylate mixture with telmisartan". Drug Information Portal. U.S. National Library of Medicine.