Comparing Contrave vs Metformin
| Contrave (bupropion / naltrexone) | Metformin |
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| Contrave (bupropion / naltrexone) | Metformin |
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Prescription only
Prescribed for Weight Loss (Obesity/Overweight). Contrave may also be used for purposes not listed in this medication guide. |
Prescription only
Metformin improves how the body responds to insulin and it is used to treat type 2 diabetes. Taste disturbances, diarrhea, and other stomach-related side effects are common side effects. Metformin is... View more |
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| More about Contrave (bupropion / naltrexone) | More about Metformin | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Contrave has an average rating of 6.6 out of 10 from a total of 1988 ratings on Drugs.com. 54% of reviewers reported a positive effect, while 25% reported a negative effect. |
Metformin has an average rating of 6.8 out of 10 from a total of 654 ratings on Drugs.com. 54% of reviewers reported a positive effect, while 19% 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 Contrave side effects |
View all Metformin side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
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Lower cost generic |
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| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Contrave prices |
View all Metformin prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
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N/A |
Glumetza | ||||||||||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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21 hours |
4.5 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 X
Not for use in pregnancy
See the full pregnancy warnings document. |
Category B
No proven risk in humans
See the full pregnancy warnings document. |
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| Drug Interactions | |||||||||||||||||
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A total of 758 drugs are known to interact with Contrave:
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A total of 377 drugs are known to interact with Metformin:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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September 10, 2014 |
March 03, 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 | |||||||||||||||||
| Professional Resources | |||||||||||||||||
| 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.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.