Oct 13, - After discontinuation of melatonin, RBD symptoms were reported to return in sent a survey in order to assess outcomes between common therapies. Reported effective doses of clonazepam in patients were mg or less. Aug 14, - Treating the nonmotor symptoms, such as sleep and associated behavioral Treating PD patients with melatonin has been shown to be In a later study, a higher dosage of melatonin, 15 mg at bedtime, was reported to be effective. dopaminergic drug or clonazepam 2 mg along with a dopaminergic. Apr 17, - Higher doses of melatonin in kids may cause seizures. Some research and observations indicate melatonin can improve symptoms of jet lag, You should only purchase herbal supplements from a reliable source. . Q: Is it safe for me to take melatonin with Flexeril, Celexa, Neurontin, clonazepam.