opioid
. The analgesic (painkiller) effects of opioids are due to decreased perception of pain, decreased reaction
www.answers.com/topic/opioid

opioid
opioid Any one of a group of substances that produce pharmacological and physiological effects
www.answers.com/topic/opioid-1

analgesic (drug)
analgesics, also termed opioids, are all derived from opium . The class includes morphine, codeine
www.answers.com/topic/analgesic

Opioid receptor
:495–499. ^ Lemke, Thomas L.; Williams, David H.; Foye, William O. (2002). "Opioid Analgesics
www.answers.com/topic/opioid-receptor

Analgesic (crossword solution)
What are possible solutions for the crossword clue 'Analgesic'? Aspirin, Bute, Codeine, Diclofenac
www.answers.com/topic/analgesic-crossword-clue-1