Tiopronindrug info
tiopronin 100 MG Oral Tablet
What it is used for
THIOLA is indicated, in combination with high fluid intake, alkali, and diet modification, for the prevention of cystine stone formation in adults and pediatric patients 20 kg and greater with severe homozygous cystinuria, who are not responsive to these measures alone. --------------------------------------------INDICATIONS AND USAGE----------------------------------------- THIOLA is a reducing and complexing thiol indicated, in combination with high fluid intake, alkali, and diet modification, for the prevention of cystine stone formation in adults and pediatric patients 20 kg and greater with severe homozygous cystinuria, who are not responsive to these measures alone.
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective September 25, 2025. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
Description
THIOLA (tiopronin) immediate-release tablets are a reducing and cystine-binding thiol drug (CBTD) for oral use. Tiopronin is N-(2-Mercaptopropionyl) glycine and has the following structure: Tiopronin has the empirical formula C 5 H 9 NO 3 S and a molecular weight of 163.20. In this drug product tiopronin exists as a dl racemic mixture. Tiopronin is a white crystalline powder, which is freely soluble in water. Each THIOLA tablet contains 100 mg of tiopronin. The inactive ingredients in THIOLA tablets include calcium carbonate, carnauba wax, ethyl cellulose, dimethylaminoethyl methacrylate: butyl methacrylate: methyl methacrylate copolymer (Eudragit E 100), hydroxy-propyl cellulose, lactose monohydrate, magnesium stearate, povidone, sugar, talc, titanium dioxide. tiopronin-struct
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective September 25, 2025. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
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