Leech therapy for  use:

Leeches are effective at increasing blood circulation and breaking up blood clots. It should be no surprise that they can be used to treat circulatory disorders and cardiovascular disease.
Chemicals derived from leech saliva have been made into pharmaceutical drugs that can treat:

· Infections · Cysts
· Eye Problems · Hearing Problems (Tinnitus)
· Vertigo · Hemorrhoids
· Sexual Dysfunctions · Spine Problems
· Sinuses · Asthma
· Eczema · Joint Problems
· Bloodclots · Infertility
· Chronic Pain · High Blood Pressure
· Arthritis · High Cholesterol
· Liver Problems · Kidney Problems
· Migraines · Chronic Pain
· Varicose Veins / Spider Veins · Prostate
· Heart Complications · Allergies
· Pre-Menstrual Syndrome (PMS) · Sciatic Nerve (Sciatica)
· Skin Conditions · Diabetes
· Bladder Problems · Intestinal Problems