Telmisartan
Telmisartan is an angiotensin receptor blocker prescribed for high blood pressure. It may be used alone or with other antihypertensives as your GP plans. Some people also take it within cardiovascular risk management alongside lifestyle measures.
This medicine is part of the Blood pressure, cholesterol & related category.
Generic name: telmisartan
Quick answers
Short replies to searches people often run before speaking to a clinician. For the overview of what the medicine is used for, see the short summary under the page title above.
What is it for?
Telmisartan is an angiotensin receptor blocker prescribed for high blood pressure.
How long does it take to work?
Blood pressure can fall over days to weeks after starting or changing dose; attend follow-up checks your GP arranges.
What are common side effects?
Dizziness, tiredness, or upper respiratory symptoms are possible.
Can you take paracetamol or ibuprofen with it?
NSAIDs may reduce antihypertensive effect and affect kidneys.
More about what Telmisartan is used for
Telmisartan is an angiotensin receptor blocker prescribed for high blood pressure. It may be used alone or with other antihypertensives as your GP plans.
Some people also take it within cardiovascular risk management alongside lifestyle measures.
How does Telmisartan work, and how long does it take to work?
It blocks angiotensin II effects on blood vessels, reducing peripheral resistance and blood pressure.
Once-daily dosing suits many people because of how long the drug acts.
How and when should you take Telmisartan?
Take as directed, commonly once daily with or without food.
Swallow tablets with water.
What are the common side effects of Telmisartan?
Dizziness, tiredness, or upper respiratory symptoms are possible. Gut upset is usually mild if it occurs.
Serious side effects of Telmisartan — when to get urgent help
Seek urgent help for angioedema (swelling of face, lips, or throat), severe dizziness, or suspected pregnancy while on treatment.
What if you miss a dose of Telmisartan?
If you miss a dose, take it when you remember unless the next dose is due soon; do not double.
Who should not take Telmisartan?
Pregnancy, severe kidney impairment without dose adjustment, and certain combination therapies need specialist review.
Bilateral renal artery stenosis is a caution for all renin–angiotensin drugs.
Can you take paracetamol or ibuprofen with Telmisartan? — other interactions
NSAIDs may reduce antihypertensive effect and affect kidneys. Potassium-sparing diuretics and supplements raise hyperkalaemia risk.
Telmisartan in pregnancy and breastfeeding
Not used in pregnancy. Breastfeeding advice is individual.
Blood tests and monitoring on Telmisartan
Blood pressure, kidney function, and potassium may be monitored at intervals.
What might your GP prescribe instead of Telmisartan?
Candesartan, Irbesartan, or other classes such as calcium channel blockers may be options.
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Reviewed by UK registered pharmacists for accuracy and clarity. Content is informational only.
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Frequently asked questions about Telmisartan
People also ask — common Google searches
- What is Telmisartan used for?
- Telmisartan is an angiotensin receptor blocker prescribed for high blood pressure. It may be used alone or with other antihypertensives as your GP plans. Some people also take it within cardiovascular risk management alongside lifestyle measures.
- How long does Telmisartan take to work?
- Blood pressure can fall over days to weeks after starting or changing dose; attend follow-up checks your GP arranges. Always follow your prescriber’s follow-up plan.
- Can you take Telmisartan with paracetamol or ibuprofen?
- NSAIDs may reduce antihypertensive effect and affect kidneys.
- What are the side effects of Telmisartan?
- Dizziness, tiredness, or upper respiratory symptoms are possible. Gut upset is usually mild if it occurs. See the sections below for more detail, including serious side effects and when to seek urgent help.
- Is telmisartan stronger than losartan?
- Strength depends on milligram dose and individual response, not the name alone. Your prescriber titrates to blood pressure and blood test targets.
- Can telmisartan affect my kidneys?
- ARBs can change kidney blood flow; that is why GPs check blood tests, especially if you have narrowed kidney arteries or take NSAIDs.
Need personalised advice?
Your local pharmacist or GP surgery can help with questions about your medicines, side effects, and alternatives that may be suitable for you.
Links open the NHS website for finding services. DrugABC does not sell prescription-only medicines or replace clinical care.
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