Differential effects of morphine and codeine on pupil size: dosing issues.
Hobbs
Gregory J
GJ
Pain Management Centre, Queen's Medical Centre, University Hospital, Nottingham, United Kingdom, greg.hobbs@mail.qmcuh-tr.trent.nhs.uk.
Knaggs
Roger D
RD
D000701:Analgesics, Opioid / Q000008:administration & dosage / Q000494:pharmacology*; D003061:Codeine / Q000008:administration & dosage / Q000494:pharmacology*; D004305:Dose-Response Relationship, Drug; D006801:Humans; D009020:Morphine / Q000008:administration & dosage / Q000494:pharmacology*; D011680:Pupil / Q000187:drug effects*
D000701:Analgesics, Opioid; D009020:Morphine; D003061:Codeine