Instructions for Leuprorelin Acetate Microspheres for Injection (Yina Tong) used to treat endometriosis, uterine fibroids, breast cancer, prostate cancer…
This document provides the official instructions for use of Leuprorelin Acetate Microspheres for Injection, marketed under the trade name Yina Tong. It details the active ingredient, chemical composition, and physical characteristics of the sterile powder intended for injection.
The manual outlines specific indications including endometriosis, uterine fibroids, estrogen receptor-positive premenopausal breast cancer, prostate cancer, and central precocious puberty. It provides detailed dosage instructions based on the condition being treated (e.g., 3.75mg every 4 weeks for endometriosis) and includes step-by-step preparation methods for both vial and prefilled syringe formats. This manual is written in Chinese.
Adults typically receive 3.75mg subcutaneously every 4 weeks, starting on days 1-5 of the menstrual cycle.
Before administration, an additional 1ml of injection solvent must be used to fully suspend the drug in the bottle, taking care not to create foam.