| abstract |
PROBLEM TO BE SOLVED: To provide a composition for sustained release injection containing finasteride, which can maintain the effect of long-term drug administration. SOLUTION: This is a sustained-release particle containing finasteride, and when injected in the form of an injection, the degree of release of finasteride is such that there is no initial over-release and a constant blood concentration can be maintained for a long time, and subcutaneous injection is performed. When administered in, the therapeutic effect on hair loss and the therapeutic effect on benign prostatic hyperplasia can be maintained continuously for 1 to 3 months. [Selection diagram] Fig. 1 |