Comparing Azithromycin vs Penicillin VK
| Azithromycin | Penicillin VK (penicillin v potassium) |
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| Azithromycin | Penicillin VK (penicillin v potassium) |
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Prescription only
Azithromycin is an antibiotic used to treat a variety of different infections. It has the distinct advantage of once-daily dosing; however, diarrhea is a common side effect. Prescribed for Bacterial... View more |
Prescription only
Prescribed for Bacterial Infection, Fusospirochetosis - Trench Mouth, Clostridioides difficile Infection, Cutaneous Bacillus anthracis, Lyme Disease - Erythema Chronicum Migrans, Middle Ear... View more |
Related suggestions Bacterial Infection
Skin or Soft Tissue Infection
Middle Ear Infections (Otitis Media)
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| More about Azithromycin | More about (penicillin v potassium) | ||||||||
| Ratings & Reviews | |||||||||
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Azithromycin has an average rating of 6.8 out of 10 from a total of 1309 ratings on Drugs.com. 55% of reviewers reported a positive effect, while 22% reported a negative effect. |
Penicillin VK has an average rating of 6.5 out of 10 from a total of 31 ratings on Drugs.com. 58% of reviewers reported a positive effect, while 32% 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 Azithromycin side effects |
View all Penicillin VK side effects |
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| Drug Class | |||||||||
| Generic Availability | |||||||||
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Lower cost generic |
N/A |
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| Pricing and Coupons * Prices are without insurance | |||||||||
View all Azithromycin prices |
We could not find an exact match for this medicine. Try searching the Price Guide directly. |
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| Dosage Forms | |||||||||
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N/A |
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| Brand Names | |||||||||
| Azithromycin Dose Pack, Z-Pak, Zithromax |
N/A |
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| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||
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53 hours |
1 hour |
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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 B
No proven risk in humans
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 381 drugs are known to interact with Azithromycin:
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A total of 63 drugs are known to interact with Penicillin VK:
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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. |
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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November 01, 1991 |
N/A |
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| WADA Class View classifications | |||||||||
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N/A |
N/A |
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| More Information | |||||||||
| Patient Resources | |||||||||
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N/A |
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| 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.
See also:
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.