1mg, best e pharmacy in India




Irbesartan is used to reduce high blood pressure (hypertension) and in the treatment of kidney disease caused by diabetes in type 2 diabetes and hypertensive patients.

How it works

Irbesartan belongs to a class of drugs named as angiotensin II receptor antagonists. It acts on the blood vessels by blocking certain substance that is responsible for tightening of the blood vessels, allowing them to relax and pump blood effectively.

Common side effects

Vomiting, Nausea, Orthostatic hypotension (low blood pressure), Dizziness, Fatigue, Increased potassium level in blood, Muscle pain


Expert advice

  • Do not change your dose or stop taking irbesartan, even if you are feeling well, as this may worsen your symptoms.
  • Use of Irbesartan may cause dizziness, light-headedness, or fainting; you should avoid driving or operating heavy machinery under such circumstances.
  • Irbesartan may cause a serious side effect called angioedema (swelling of the hands, face, lips, eyes, throat, or tongue; difficulty swallowing or breathing; or hoarseness). If you experience any such symptoms, inform your doctor immediately.
  • Before you take Irbesartan, inform your doctor if you suffer from kidney/heart problems or are being treated for diabetic kidney disease.
  • If you are or planning to undergo a surgery involving anesthesia, inform your doctor that you are taking Irbesartan.
  • Tell your doctor if you are taking or have recently taken or might take any other medicines along with Irbesartan.
  • Tell your doctor if you are or planning to become pregnant or are breastfeeding.

Frequently asked questions


Q. Is irbesartan an alpha /a beta blocker/ calcium channel blocker/an ace inhibitor/a statin/ diuretic/ nitrate?
No. Irbesartan is an angiotensin II receptor blocker.
Q. Is irbesartan safe? 
Yes. Irbesartan is safe if used at prescribed doses for the prescribed duration as advised by your doctor.
Q. Is irbesartan and losartan the same? 
No. Both are different drugs of the same class; however, they differ in their pharmacokinetic profile.
Q. Can I take ibuprofen with irbesartan?
Use of ibuprofen with irbesartan may reduce the effects of irbesartan in lowering blood pressure. In addition, if this combination is taken frequently, it may affect the kidney function.
Q. Can I take paracetamol with irbesartan?
Yes. You can take paracetamol with irbesartan.
Q. Can I take aspirin with irbesartan?
Use of aspirin with irbesartan may reduce the effects of irbesartan in lowering blood pressure. In addition, if this combination is taken frequently, it may affect your kidney function.
Q. Does irbesartan lower heart rate?
Yes. Irbesartan may lower your heart rate.
Q. Does irbesartan cause constipation/ weight gain/ hair loss/ erectile dysfunction / impotence/ diarrhea/ ringing in the ears/ depression?
No. Irbesartan does not cause any of the above side effects. However, if you experience such side effects please consult your doctor immediately.

Content on this page was last updated on 30 September, 2016, by Dr. Varun Gupta (MD Pharmacology)