Nitroglycerin and Telmisartan and amlodipine interaction
Nitroglycerin and Telmisartan and amlodipine: both prescribing labels describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.
Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.
What the FDA labels say
From the Nitroglycerin (NITROGLYCERIN LINGUAL) label · effective 2025-12-17
Antihypertensives: Possible additive hypotensive effects.
Antihypertensives Patients receiving antihypertensive drugs, beta-adrenergic blockers, and nitrates should be observed for possible additive hypotensive effects.
Marked orthostatic hypotension has been reported when calcium channel blockers and organic nitrates were used concomitantly.
From the Telmisartan and amlodipine label · effective 2023-01-30
Drug Interactions with Amlodipine In clinical trials, amlodipine has been safely administered with thiazide diuretics, beta-blockers, angiotensin-converting enzyme inhibitors, long-acting nitrates, sublingual nitroglycerin, digoxin, warfarin, non-steroidal anti-inflammatory drugs, antibiotics, and oral hypoglycemic drugs.
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.