halobetHalobetasol propionate has the molecular weht of 485. It is a white crystal powder insoluble in water. Each gram of halobetasol propionate cream contains 0.5 mgg of halobetasol propionate in a cream base of cetylHalobetTM 0.05% Cream: Each gm cream contains Halobetasol Propionate INN 0.5 mg. HalobetTM 0.05% Ointment: Each gm ointment contains Halobetasol Propionate INN 0.5