Diclofenac sodium mixture with misoprostol

Formula : C22-H38-O5.C14-H11-Cl2-N-O2.Na
CAS : 239810-53-8 

A combination tablet containing 50 mg of diclofenac in an inner core and 200 microgram of misoprostol in an outer mantle; effective in acute & chronic treatment of rheumatoid arthritis & osteoarthritis; causes less gastroduodenal damage than other NSAIDs.