Pfizerpen Alternatives Compared
| Pfizerpen (penicillin g potassium) | Penicillin VK (penicillin v potassium) | Levofloxacin |
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| Pfizerpen (penicillin g potassium) | Penicillin VK (penicillin v potassium) | Levofloxacin |
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Prescription only
Prescribed for Actinomycosis, Bacteremia, Anthrax, Aspiration Pneumonia, Bacterial Infection, Botulism, Clostridioides difficile Infection, Congenital Syphilis, Cutaneous Bacillus anthracis, Deep... 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 |
Prescription only
Levofloxacin treats a wide range of bacterial infections; however, it can cause some very severe and potentially irreversible side effects such as tendonitis or tendon rupture, and should only be... View more |
Related suggestions Bacterial Infection
Skin or Soft Tissue Infection
Streptococcal Infection
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| More about Pfizerpen (penicillin g potassium) | More about Penicillin VK (penicillin v potassium) | More about Levofloxacin | ||||||||||||||||
| Ratings & Reviews | ||||||||||||||||||
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Be the first to share your experience with this drug. |
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. |
Levofloxacin has an average rating of 5.1 out of 10 from a total of 742 ratings on Drugs.com. 38% of reviewers reported a positive effect, while 45% 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. | ||||||||||||||||||
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View all Pfizerpen side effects |
View all Penicillin VK side effects |
View all Levofloxacin side effects |
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| Drug Class | ||||||||||||||||||
| Generic Availability | ||||||||||||||||||
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N/A |
N/A |
Lower cost generic |
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| Pricing and Coupons * Prices are without insurance | ||||||||||||||||||
View all Pfizerpen prices |
We could not find an exact match for this medicine. Try searching the Price Guide directly. |
View all Levofloxacin prices |
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| Dosage Forms | ||||||||||||||||||
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| Brand Names | ||||||||||||||||||
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N/A |
N/A |
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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3.2 hours |
1 hour |
6 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. |
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. |
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 50 drugs are known to interact with Pfizerpen:
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A total of 56 drugs are known to interact with Penicillin VK:
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A total of 524 drugs are known to interact with Levofloxacin:
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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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August 30, 1968 |
N/A |
N/A |
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| WADA Class View classifications | ||||||||||||||||||
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N/A |
N/A |
N/A |
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| More Information | ||||||||||||||||||
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| 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.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.