Comparing Metronidazole vs Warfarin
| Metronidazole | Warfarin |
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| Metronidazole | Warfarin |
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Prescription only
Metronidazole is an antibiotic that is particularly effective at treating infections caused by susceptible anaerobic bacteria and parasites. Alcohol and products containing propylene glycol should... View more |
Prescription only
Warfarin tablets are effective at "thinning" the blood; however, several factors affect warfarin blood levels including diet (particularly the intake of vitamin K), ethnicity, other medications or... View more |
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| More about Metronidazole | More about Warfarin | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Metronidazole has an average rating of 6.1 out of 10 from a total of 2416 ratings on Drugs.com. 45% of reviewers reported a positive effect, while 28% reported a negative effect. |
Warfarin has an average rating of 8.1 out of 10 from a total of 55 ratings on Drugs.com. 71% of reviewers reported a positive effect, while 10% reported a negative effect. |
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| Drug Class | |||||||||||||||||
| Side Effects | |||||||||||||||||
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See also: metronidazole side effects in more detail. |
See also: warfarin side effects in more detail. |
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| 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 metronidazole prices |
View all warfarin prices |
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| Dosage Forms Available | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Flagyl, Flagyl 375, Flagyl IV, Likmez, Metro, Metro IV | Coumadin, Jantoven | ||||||||||||||||
| Half Life The half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value. | |||||||||||||||||
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20 hours |
72 hours |
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| CSA Schedule ** View glossary of 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 B
No proven risk in humans
See the full pregnancy warnings document. |
Category D
Positive evidence of risk
For Women With Mechanical Heart Valves
Category X
Not for use in pregnancy
For Other Pregnant Populations See the full pregnancy warnings document. |
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| Drug Interactions | |||||||||||||||||
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A total of 352 drugs are known to interact with metronidazole:
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A total of 646 drugs are known to interact with warfarin:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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July 18, 1963 |
June 08, 1954 |
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| WADA Class View World Anti-Doping Agency classifications. | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
| Patient resources | |||||||||||||||||
| Professional Resources | |||||||||||||||||
| Related Treatment Guide | |||||||||||||||||
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** 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.