Comparing Clarithromycin vs Metronidazole
| Clarithromycin | Metronidazole |
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| Clarithromycin | Metronidazole |
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Prescription only
Prescribed for Bacterial Endocarditis Prevention, Bronchitis, Dental Abscess, Follicular Lymphoma, Helicobacter Pylori Infection, Legionella Pneumonia, Middle Ear Infections, Mycobacterium... View more |
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 |
Related suggestions Helicobacter Pylori Infection
Skin or Soft Tissue Infection
Dental Abscess
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| More about Clarithromycin | More about Metronidazole | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Clarithromycin has an average rating of 5.4 out of 10 from a total of 852 ratings on Drugs.com. 37% of reviewers reported a positive effect, while 35% reported a negative effect. |
Metronidazole has an average rating of 6.0 out of 10 from a total of 2432 ratings on Drugs.com. 44% of reviewers reported a positive effect, while 29% 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 Clarithromycin side effects |
View all Metronidazole 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 Clarithromycin prices |
View all Metronidazole prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Biaxin XL | Flagyl, Flagyl 375, Flagyl IV, Likmez, Metro, Metro IV | ||||||||||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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7 hours |
20 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 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 720 drugs are known to interact with Clarithromycin:
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A total of 389 drugs are known to interact with Metronidazole:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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October 31, 1991 |
July 18, 1963 |
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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 | |||||||||||||||||
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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.