Prescription onlyNo lower cost generic available



Prescription onlyNo lower cost generic available
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Lowers blood pressure.

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Our bottom line

Benicar (Olmesartan) is a good blood pressure-lowering medicine that protects kidney function like an ACE inhibitor, but with fewer side effects.

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  • A first-choice blood pressure treatment for many people.
  • Lowers the risk of heart attack and stroke.
  • Similar to ACE inhibitors (like Lisinopril), with fewer side effects like cough and swelling.
  • Protects kidney function, which is especially useful for people with diabetes or mild-to-moderate kidney disease.
  • Recommended for anyone with heart failure since it lowers the risk of death and further damage to your heart.
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  • Requires a yearly blood test to see how the medicine is affecting your body.
  • Not safe to use if you're pregnant.
  • Not available in less expensive generic form.

What to expect when you take Benicar (Olmesartan) for Lowers blood pressure

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Side effect rates for Benicar (Olmesartan)

4457 From clinical trials of Benicar / High blood pressure
  • Dizziness

Risks and Warnings for Benicar (Olmesartan)

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  • Benicar (Olmesartan) can cause birth defects or death to a fetus. If you are pregnant or considering having a baby, talk to your doctor about alternative medicines.

    This is a black box warning. The FDA requires this warning when there is a significant risk of serious or life-threatening effects that anyone taking the drug should consider.

Means that some groups have a high risk of experiencing this side effect

Common concerns from people taking Benicar (Olmesartan)

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Kidneys and liver
  • Protects kidney function, which is especially useful for people with diabetes or mild-to-moderate kidney disease.
  • Requires routine blood tests to check kidney function.
  • 40 mg and was so tired I couldn't move
  • Benicar (Olmesartan) has been reported to cause severe diarrhea and weight loss unexplained by other causes. Stay hydrated and notify your doctor if you continue to have more than 3-4 loose stools a day.