| pentazocine | <chemical> The first mixed agonist-antagonist analgesic to be marketed. It is an agonist at the kappa and sigma opioid receptors and has a weak antagonist action at the mu receptor. Pharmacological action: analgesics, opioid, anaesthesia adjuvants, narcotic antagonists, narcotics. Chemical name: 2,6-Methano-3-benzazocin-8-ol, 1,2,3,4,5,6-hexahydro-6,11-dimethyl-3-(3-methyl-2-butenyl)-, (2alpha,6alpha,11R*)- (12 Dec 1998) |
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| acetaminophen | <drug> The generic name for a common nonprescription medication useful in the treatment of mild pain or fever. This is called paracetamol in the UK. [American term] Synonym: paracetamol. (25 Jun 1999) |
| acetaminophen deacetylase | <enzyme> Forms p-aminophenol Registry number: EC 3.5.1.- Synonym: apap deacetylase (26 Jun 1999) |