Figure 1From: Melatonin effects on luteinizing hormone in postmenopausal women: a pilot clinical trial NCT00288262 The experimental protocol. The protocol consisted of 1 baseline week followed by 4 weeks of randomized treatment. GCRC admissions for blood sampling were scheduled at the end of baseline and at the end of treatment. Symptom forms were obtained weekly and morning urine samples twice weekly. Hot Flashes and Sleep logs were completed daily.Back to article page