Humalog treats diabetes mellitus. Insulin is a hormone that helps get sugar from the blood to the muscles, where it is used for energy. This type of insulin starts working faster than regular insulin.
Humalog (Insulin lispro, marketed by Eli Lilly) is a fast acting insulin analogue. It was first approved for use in the United States in 1996, making it the first insulin analogue to enter the market.URL: http://www.humalog.com