. 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.
Availability of Methotrexate. Oral methotrexate is available in 2.5 mg tablets. The usual starting dose for adults with rheumatoid arthritis is 7.5 to 10 mg (3 to 4 pills) taken together once a week. If needed, the dose may be gradually increased to 20 to 25 mg a week. Your doctor will determine the correct dose for you.