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Sulfamerazin (SULFAMERAZINE)

Pfizer · FDA-approved withdrawn Small molecule

Sulfamerazine works by inhibiting the synthesis of folic acid in bacteria, which is essential for their growth and replication.

Sulfamerazine is a sulfonamide antibiotic small molecule developed by Lederle, which was FDA approved in 1949. It belongs to the sulfonamide class of drugs but its target is unknown. Sulfamerazine is used to treat various bacterial infections, although its specific indications are not provided. The commercial status of sulfamerazine is unclear, as it is owned by Lederle but its patent status is unknown. Key safety considerations include its bioavailability of 81%, but its half-life and generic manufacturers are unknown.

At a glance

Generic nameSULFAMERAZINE
SponsorPfizer
Drug classsulfamerazine
TargetDihydropteroate synthase
ModalitySmall molecule
Therapeutic areaInfectious Disease
PhaseFDA-approved
First approval1949

Mechanism of action

Imagine your body's cells are like factories that need a special ingredient called folic acid to make more cells. Sulfamerazine blocks the bacteria's ability to make this ingredient, so they can't grow and multiply. This helps your body fight off the infection.

Approved indications

No approved indications tracked.

Common side effects

No common side effects on file.

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

SourceUsed for
FDA labelMechanism, indications, dosing, boxed warnings, drug interactions

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