Effect of Melatonin on Sleep Disturbances in Patients With Parkinson's Disease

Exclusion Criteria

• •1. Patients with a serious cognitive disorder, behavioral disorder, or mental illness
• •2. Patients with a serious medical disease
• •* Patients who concomitantly suffer from severe renal impairment, convulsions, stomach ulcers, moderate or more severe liver disease
• •* Patients with un-controlled high blood pressure or diabetes
• •3. Patients who have taken another drug under clinical trial within 4 weeks prior to registering for this clinical trial, or patients who are pregnant or breastfeeding
• •4. Patients who have a history of hypersensitivity to the investigational drug or a drug similar in component or who have had heavy metal poisoning
• •5. Patients who are taking drugs which could effect on sleep such as rivotril, quetiapine, lexapro, etc.