While Electro Lymphatic Therapy is a safe process, it is important to adhere to the following contraindications. Do not use Electro Lymphatic Therapy on a woman who is pregnant, anyone who has an internal electronic device such as a pacemaker, anyone who has had surgery or an organ transplant until consulting a physician for clearance. Other contraindications include active cancer, terminal illness or anyone on life support. Anyone who has internal rods or pins, head coils, staples or stunts, anyone who has major cardiac conditions or anyone who has internal hemorrhaging.