| abstract |
[PROBLEMS] To provide a preparation which contains diphenhydramine or an acid addition salt thereof as a medicinal ingredient having a sleep / sedative effect, is stable without discoloration, masks bitterness at the time of taking, and has a quick and reliable expression of the effect. A compression-molded hypnotic composition containing diphenhydramine or an acid addition salt thereof, a low-swelling polymer, and a high-swelling polymer as active ingredients having a sleep / sedative effect. [Selection diagram] None |