barr 555 271 (Sulfinpyrazone 100 mg)
Pill imprint barr 555 271 has been identified as Sulfinpyrazone 100 mg.
Sulfinpyrazone is used in the treatment of gout; gouty arthritis and belongs to the drug class antigout agents. FDA has not classified the drug for risk during pregnancy. Sulfinpyrazone 100 mg is not a controlled substance under the Controlled Substance Act (CSA).
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