Comparing Irbesartan vs Losartan
| Irbesartan | Losartan |
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| Irbesartan | Losartan |
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Prescription only
Prescribed for High Blood Pressure, Diabetic Kidney Disease. Irbesartan may also be used for purposes not listed in this medication guide. |
Prescription only
Losartan works on a hormone called angiotensin II to lower blood pressure and may also improve kidney function in some people. People being initiated on losartan should be adequately rehydrated and... View more |
Related suggestions High Blood Pressure (Hypertension)
Popular comparisons
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| More about Irbesartan | More about Losartan | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Irbesartan has an average rating of 4.5 out of 10 from a total of 110 ratings on Drugs.com. 22% of reviewers reported a positive effect, while 45% reported a negative effect. |
Losartan has an average rating of 4.5 out of 10 from a total of 581 ratings on Drugs.com. 26% of reviewers reported a positive effect, while 48% reported a negative effect. |
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| Side Effects Experienced by Users Side effects are reported in Drugs.com user reviews and not clinically verified. | |||||||||||||||||
View all Irbesartan side effects |
View all Losartan side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
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Lower cost generic |
Lower cost generic |
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| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Irbesartan prices |
View all Losartan prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Avapro | Arbli, Cozaar | ||||||||||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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15 hours |
4.4 hours |
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| CSA Schedule 1 View glossary of CSA terms | |||||||||||||||||
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Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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| Pregnancy Category | |||||||||||||||||
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Category D
Positive evidence of risk
See the full pregnancy warnings document. |
Category D
Positive evidence of risk
See the full pregnancy warnings document. |
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| Drug Interactions | |||||||||||||||||
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A total of 302 drugs are known to interact with Irbesartan:
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A total of 326 drugs are known to interact with Losartan:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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September 30, 1997 |
April 14, 1995 |
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| WADA Class View classifications | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
| Patient Resources | |||||||||||||||||
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| Related Treatment Guide | |||||||||||||||||
1 The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
See also:
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.