Drug Affecting Cholinergic Neurotransmission Cholinergic Drugs Anticholinergic Drugs Drug Affecting Adrenergic Neurotransmission Adrenergic Drugs (agonist) Adrenergic Antagonist (Chapter 4) Antihistamines Histamine H1 Receptor Antagonists Local Anesthetics 3.1 Cholinergic Drugs (拟胆碱药) 3.2 Anticholinergic Drugs (抗胆碱药) 3.3 Adrenergic Drugs (拟肾上腺素药) 3.4 Histamine H1 Receptor Antagonists 3.5 Local Anesthetics