. Ask Us Anything ! The temperature range is determined by the base elastomer used. This chart depicts the maximum temperature range for each elastomer. The temperature range for a specific compound may not reach these maximum limits.
The cost for a weekly dose (7.5 to 15.0 mg) of methotrexate tablets ranges from $6 to $15 for the generic product and from $9 to $22 for Rheumatrex. The weekly cost for methotrexate injection (generic only) ranges from $6 to $25. 09-03-2010 #3.
Methotrexate Injection Description. Methotrexate, USP (formerly Amethopterin) is an antimetabolite used in the treatment of certain neoplastic diseases, severe psoriasis, and adult rheumatoid arthritis. Chemically methotrexate, USP is N-[4-[[(2,4-diamino-6-pteridinyl) methyl]methylamino]benzoyl]-L-glutamic acid.