In the present study, an attempt was made to investigate the use of Shea butter as the oily base in the formulation of analgesic (Methyl salicylate) creams using hydrous wool fat base cream as standard. Methyl salicylate (The active ingredient), Bees wax, water and Shea butter obtained from local sources and refined were used separately on three different types on emulsifying agents namely cetrimide, polysorbate 80 and sodium lauryl sulphate, in the formulation of the analgesic cream. The s...
