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 1993 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 656 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 779 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.
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.