![Neckargemuend, Germany: October 06, 2021: Packagings of the prescription drugs Risperidon, Tardyferon and circadin Stock Photo - Alamy Neckargemuend, Germany: October 06, 2021: Packagings of the prescription drugs Risperidon, Tardyferon and circadin Stock Photo - Alamy](https://c8.alamy.com/zooms/6/5173fa0de9414c71a1d29c000d4a2f4e/2j0gf96.jpg)
Neckargemuend, Germany: October 06, 2021: Packagings of the prescription drugs Risperidon, Tardyferon and circadin Stock Photo - Alamy
Liberalistene - De overformynderske politikerne og byråkratene i Norge, klassifiserer det døgnrytmeregulerende hormonet melatonin som et legemiddel i Norge. Andre land som gir mer frihet til enkeltindividet, klassifiserer det som kosttilskudd. Den
![Neckargemuend, Germany: October 06, 2021: Packagings of the prescription drugs Risperidon, Tardyferon and circadin Stock Photo - Alamy Neckargemuend, Germany: October 06, 2021: Packagings of the prescription drugs Risperidon, Tardyferon and circadin Stock Photo - Alamy](https://c8.alamy.com/zooms/9/0f09b13fac544f508b385ccc1b4e52e6/2j5yfke.jpg)
Neckargemuend, Germany: October 06, 2021: Packagings of the prescription drugs Risperidon, Tardyferon and circadin Stock Photo - Alamy
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Amazon.com: Melatonin Capsules | 300mcg | 120 Pills | Supports Healthy Sleep Cycles | Promotes Relaxation | Natural Sleep Aid Supplement : Health & Household
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Amazon.com: Melatonin Capsules | 300mcg | 120 Pills | Supports Healthy Sleep Cycles | Promotes Relaxation | Natural Sleep Aid Supplement : Health & Household
![Randomised clinical trial comparing melatonin 3 mg, amitriptyline 25 mg and placebo for migraine prevention | Journal of Neurology, Neurosurgery & Psychiatry Randomised clinical trial comparing melatonin 3 mg, amitriptyline 25 mg and placebo for migraine prevention | Journal of Neurology, Neurosurgery & Psychiatry](https://jnnp.bmj.com/content/jnnp/87/10/1127/F2.large.jpg?width=800&height=600&carousel=1)