A hemostatic bullet projectile is for discharge from a firearm and for use as a weapon. The ammunition is a bullet in a cartridge. The bullet projectile includes, and is distinguished by, the use of at least one potentially biological active substance delivered to a bullet wound of a target and serving as a hemostatic agent to promote blood clotting and/or control hemorrhage in the bullet would to stabilize the target until surgery can be performed. Methods are included to promote blood clotting and/or control hemorrhage in at least one bullet wound by delivery of a hemostatic agent by the bullet projectile causing the wound as well as minimizing the risk of embolism from the hemostatic bullet projectile.