Comparing Pyrimethamine vs Sulfadiazine
| Pyrimethamine | Sulfadiazine |
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| Pyrimethamine | Sulfadiazine |
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Prescription only
Prescribed for Toxoplasmosis, Malaria Prevention, Pneumocystis Pneumonia Prophylaxis, Toxoplasmosis - Prophylaxis. pyrimethamine may also be used for purposes not listed in this medication guide. |
Prescription only
Prescribed for Rheumatic Fever Prophylaxis, Toxoplasmosis, Toxoplasmosis - Prophylaxis. sulfadiazine may also be used for purposes not listed in this medication guide. |
Related suggestions Toxoplasmosis
Toxoplasmosis, Prophylaxis
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| More about Pyrimethamine | More about Sulfadiazine | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Pyrimethamine has an average rating of 10.0 out of 10 from a total of 1 ratings on Drugs.com. 100% of reviewers reported a positive effect, while 0% reported a negative effect. |
Be the first to share your experience with this drug. |
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| Drug Class | |||||||||||||||||
| Side Effects | |||||||||||||||||
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See also: pyrimethamine side effects in more detail. |
See also: sulfadiazine 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 pyrimethamine prices |
View all sulfadiazine prices |
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| Dosage Forms Available | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Daraprim |
N/A |
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| 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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123 hours |
10 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 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 28 drugs are known to interact with pyrimethamine:
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A total of 130 drugs are known to interact with sulfadiazine:
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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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January 23, 1953 |
August 11, 1941 |
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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 | |||||||||||||||||
** 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.