摘要 |
Disclosed herein are topical dermal compositions comprising particles, wherein the particles comprise a) a biodegradable polymer, and b) a retinoid selected from the group consisting of: (I) and (II), or a pharmaceutically acceptable salt thereof, wherein the particles have an average diameter between 0.1μιτιand 10μιτι, and wherein the variables are as defined in the specification. The compositions are useful for treating a condition associated with excess sebum production. |