Each yellow-colored ampoule (CRESCINA is a new product line for stimulating hair growth) contains 3.5 ml of single-dose preparation. It is recommended to use this preparation daily for 5 consecutive days, followed by a 2-day break. For correcting hair loss and promoting comprehensive growth (using the transparent ampoules in the CRESCINA product line), it is advised to alternate between amber-colored and transparent ampoules over the course of 5 days, followed by a 2-day break. Each package includes detailed instructions and a usage schedule. The product should be applied to clean, dry scalp. It does not stain or make the hair greasy. Open the ampoule by following the instructions provided in the package.