Comparing Chantix vs Naltrexone
| Chantix (varenicline) | Naltrexone |
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| Chantix (varenicline) | Naltrexone |
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Prescription only
Prescribed for Smoking Cessation. Chantix may also be used for purposes not listed in this medication guide. |
Prescription only
Naltrexone is used as an adjunct to social and psychotherapy in the treatment of opioid and alcohol addiction. People taking naltrexone need to have completely stopped taking all types of opioids... View more |
Related suggestions Smoking Cessation
Popular comparisons
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| More about Chantix (varenicline) | More about Naltrexone | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Chantix has an average rating of 8.5 out of 10 from a total of 1200 ratings on Drugs.com. 81% of reviewers reported a positive effect, while 9% reported a negative effect. |
Naltrexone has an average rating of 7.9 out of 10 from a total of 600 ratings on Drugs.com. 73% of reviewers reported a positive effect, while 16% 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 Chantix side effects |
View all Naltrexone 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 Chantix prices |
View all Naltrexone prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Other varenicline brands include: Champix, Tyrvaya | Vivitrol | ||||||||||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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24 hours |
10 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 C
Risk cannot be ruled out
See the full pregnancy warnings document. |
Category C
Risk cannot be ruled out
See the full pregnancy warnings document. |
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| Drug Interactions | |||||||||||||||||
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A total of 65 drugs are known to interact with Chantix:
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A total of 352 drugs are known to interact with Naltrexone:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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May 10, 2006 |
November 20, 1984 |
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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.