M4 (Mesnex 400 mg)
Generic Name: mesna
Pill imprint M4 has been identified as Mesnex 400 mg.
Mesnex is used in the treatment of hemorrhagic cystitis prophylaxis and belongs to the drug class antineoplastic detoxifying agents. There is no proven risk in humans during pregnancy. Mesnex 400 mg is not subject to the Controlled Substances Act.
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