Compare Losartan vs. Avapro

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Cozaar
(Losartan)

Avapro
(Irbesartan)

Lowers blood pressure. Cozaar (Losartan) is a good blood pressure-lowering medicine that protects kidney function like an ACE inhibitor, but with fewer side effects.Coming soon.
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Reviews & ratings
Button Group. All currently active
Button Group. All currently active
4.965648854961832Losartan
Reviews for Cozaar (Losartan)
57%
of people say Cozaar (Losartan) is worth it
47%
say it works well
16%
say it's a big hassle

Not enough reviews for this drug. Help someone out, leave a review!

Side effects
LosartanAvapro
  • Urinary tract infection 6%
  • Diarrhea 5%
  • Low blood sugar 4%
  • Low blood pressure 4%
  • Muscle weakness/fatiguea/fatigue 4%
  • Hyperkalemia 4%
  • Chest pain 4%
  • Low red blood cells 3%
  • Muscular weakness 3%
  • Orthostatic hypotension 3%
More Losartan side effects »

We haven’t found good data for Avapro side effects.

FDA side effect reports for Avapro »
How it works
LosartanAvapro
Cozaar (Losartan) is an angiotensin receptor blocker (ARB). It blocks a chemical that tightens blood vessels. This makes blood vessels relax, which lowers blood pressure and allows more blood and oxygen to get to your heart and other organs.Coming soon.
Type of medication
LosartanAvapro
Antihypertensive
Angiotensin receptor blocker
Prescription only
Coming soon.
Available as
LosartanAvapro
  • Pill
  • Pill
Used for (click to learn more)
LosartanAvapro
  • Diabetic nephropathy Hypertension
Risk factors for serious side effects
LosartanAvapro
  • Women of childbearing age
  • Concurrent liver disease
  • Current kidney problems
  • Medicine that increase potassium
  • Use of salt substitute
Detailed Cozaar (Losartan) risks & warnings »
Coming soon.
Pregnancy category
LosartanAvapro
DFDA pregnancy category (Weigh risks vs. benefits)

Research studies with real people found harmful effects on unborn babies, but the benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

See the FDA package insert
DFDA pregnancy category (Weigh risks vs. benefits)

Research studies with real people found harmful effects on unborn babies, but the benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

See the FDA package insert
Alcohol
No specific alcohol-related info.No specific alcohol-related info.
Food
No specific food-related info.No specific food-related info.
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.
No specific kidneys and liver-related info.
Sex
No specific sex-related info.No specific sex-related info.
Sleep
No specific sleep-related info.No specific sleep-related info.
Weight
No specific weight-related info.No specific weight-related info.
Upsides and benefits
LosartanAvapro
  • 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.
Coming soon.
Downsides and risks
LosartanAvapro
  • Requires a yearly blood test to see how the medicine is affecting your body.
  • Not safe to use if you're pregnant.
Coming soon.
Tips from our pharmacists for people taking the medication
LosartanAvapro
  • Can cause dizziness in the first few days.
  • Check your blood pressure 1 week after starting this medicine, and tell your doctor if it hasn't improved.
  • Tell your doctor about any dizziness, fatigue, cough, or throat irritation that doesn't go away.
  • Requires routine blood tests to check kidney function.
  • Don't take it if you're pregnant.
Coming soon.
Learn more
More about LosartanSide effectsReviews & ratingsAlternativesFDA package insert
More about AvaproSide effectsReviews & ratingsFDA package insert