Studies related to Plasma Melatonin and Yohimbine

Melatonin Responses To Clonidine And Yohimbine Challenges

Effect None
Trial Design Double blind
Trial Length 24 hours
Number of Subjects 10
Sex Female
Age Range 18-29, 30-44
Body Types Average
Notes for this study:
Supplementation of 10.8mg yohimbine in the evening (6pm, measuring until 10pm) failed to modify plasma melatonin concentrations despite increased urinary excretion; the volunteers had an increased urge to urinate in the morning after.