Coolex burn relief spray contains Lidocaine. Coolex is an easier, quicker, blister-free healing spray. Coolex provides instant and long-lasting relief from burns and scalds. Its unique formula permeates through the epidermis (upper layer of skin) to directly soothe the affected tissue & makes treating burns easier It acts on muscles and provides mild pain relieving action resulting into relaxation. It also works as a powerful anti-inflammatory agent. Thus, reduces swelling due to inflammation. Coolex also has an antiseptic action.