| parasympatholytic | Relating to an agent that annuls or antagonises the effects of the parasympathetic nervous system; e.g., atropine. (05 Mar 2000) |
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| parasympatholytics | Agents that inhibit the actions of the parasympathetic nervous system. The major group of drugs used therapeutically for this purpose is the muscarinic antagonists. (12 Dec 1998) |