Drugs >  Olmesartan
Olmesartan
Pronunciation
Brand Names
Therapeutic Categories
What key warnings should I know about before taking this medicine?
Reasons not to take this medicine
What is this medicine used for?
How does it work?
How is it best taken?
What do I do if I miss a dose?
What are the precautions when taking this medicine?
What are the common side effects of this medicine?
What should I monitor?
Reasons to call healthcare provider immediately
How should I store this medicine?
General statements

Pronunciation
(ole me SAR tan)

Brand Names
Benicar™

Therapeutic Categories
Angiotensin II Receptor Blocker

What key warnings should I know about before taking this medicine?

Do not take this medicine if you are pregnant. Use during the second and third trimester can cause birth defects. If you become pregnant while taking this medicine, call healthcare provider right away.


Reasons not to take this medicine
  • If you have an allergy to olmesartan or any other part of this medicine.
  • Tell healthcare provider if you are allergic to any medicine. Make sure to tell about the allergy and how it affected you. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other symptoms involved.
  • If you have any of the following conditions: Blockage in the kidneys' arteries or other kidney disease, or hyperaldosteronism.
  • If you are more than 12 weeks pregnant.

  • What is this medicine used for?
  • This medicine is used to treat high blood pressure.

  • How does it work?
  • Olmesartan lowers blood pressure by decreasing production of a strong chemical in the body.

  • How is it best taken?
  • Take this medicine with or without food. Take with food if it causes an upset stomach.
  • Follow diet plan and exercise program as recommended by healthcare provider.

  • What do I do if I miss a dose?
  • Take a missed dose as soon as possible.
  • If it is almost time for the next dose, skip the missed dose and return to your regular schedule.
  • Do not take a double dose or extra doses.
  • Do not change dose or stop medicine. Talk with healthcare provider.

  • What are the precautions when taking this medicine?
  • Check medicines with healthcare provider. This medicine may not mix well with other medicines.
  • Avoid potassium-containing salt substitutes, potassium-sparing diuretics, and potassium supplements.
  • If you are taking this medicine and have high blood pressure, talk with healthcare provider before using over-the-counter products that may increase blood pressure. These include cough or cold remedies, diet pills, stimulants, ibuprofen or like products, and certain natural products or supplements.
  • Limit alcohol intake (includes wine, beer, and liquor).
  • Be careful in hot weather. Drink plenty of fluids to prevent dehydration.
  • Tell healthcare provider if you are pregnant or plan on getting pregnant.
  • Use birth control that you can trust to prevent pregnancy while taking this medicine.
  • Tell healthcare provider if you are breast-feeding.

  • What are the common side effects of this medicine?
  • Feeling lightheaded, sleepy, having blurred vision, or a change in thinking clearly. Avoid driving, doing other tasks or activities that require you to be alert or have clear vision until you see how this medicine affects you.
  • Feeling dizzy. Rise slowly over several minutes from sitting or lying position. Be careful climbing.

  • What should I monitor?
  • Change in condition being treated. Is it better, worse, or about the same?
  • Check blood pressure regularly.
  • Follow up with healthcare provider.

  • Reasons to call healthcare provider immediately
  • If you suspect an overdose, call your local poison control center immediately or dial 911.
  • Signs of a life-threatening reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; fits; or swelling of face, lips, tongue, or throat.
  • Severe dizziness or passing out.
  • Severe headache.
  • For females, if you become pregnant while taking this medicine.
  • Any rash.
  • No improvement in condition or feeling worse.

  • How should I store this medicine?
  • Store at room temperature.
  • Protect from light.
  • Protect from moisture. Do not store in a bathroom or kitchen.

  • General statements
  • Do not share your medicine with others and do not take anyone else's medicine.
  • Keep all medicine out of the reach of children and pets.
  • Keep a list of all your medicines (prescription, natural products, supplements, vitamins, over-the-counter) with you. Give this list to healthcare provider (doctor, nurse, nurse practitioner, pharmacist, physician assistant).
  • Talk with healthcare provider before starting any new medicine, including over-the-counter, natural products, or vitamins.

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