QN NERVOUS SYSTEM
QN05 PSYCHOLEPTICS
QN05C HYPNOTICS AND SEDATIVES
QN05CH Melatonin receptor agonists
QN05CH01 melatonin
QN05CH02 ramelteon
QN05CH03 tasimelteon
Last updated: 2026-02-12
Postal address:
Norwegian Institute of Public Health
WHO Collaborating Centre for Drug Statistics Methodology
Postboks 222 Skøyen
0213 Oslo
Norway
Visiting/delivery address:
Myrens verksted 6H
0473 Oslo
Norway
Tel: +47 21 07 81 60
E-mail:
Copyright/Disclaimer
Norwegian Institute of Public Health
WHO Collaborating Centre for Drug Statistics Methodology
Postboks 222 Skøyen
0213 Oslo
Norway
Visiting/delivery address:
Myrens verksted 6H
0473 Oslo
Norway
Tel: +47 21 07 81 60
E-mail:
Copyright/Disclaimer