SPL Set ID: d71b1856-99d8-4a9e-9189-f87b6675f80a

Methotrexate is dihydrofolate reductase inhibitor with the chemical name of L-(+)-N-[p-[[(2,4-Diamino-6-pteridinyl)-methyl]-methylamino]benzoyl]glutamic acid The molecular formula is C 20 H 22 N 8 O 5 and the molecular weight is 454.44 g/mol. The structural formula is: Methotrexate Tablets, USP for oral administration are available as 2.5 mg tablets. Each methotrexate tablet, USP contains 2.5 mg methotrexate equivalent to 2.74 mg methotrexate sodium and the following inactive ingredients: lactose (anhydrous), magnesium stearate, pregelatinized starch, sodium hydroxide, sodium starch glycolate and purified water. methotrexate-chem-structure-05-09-2023