Outline Drug Affecting Cholinergic Cholinergic Drugs Neurotransmission Anticholinergic drugs Drug Affecting Adrenergic+ Adrenergic Drugs(agonist Neurotransmission Adrenergic Antagonist (Chapter 4) Antihistamines Histamine H, Receptor Antagonists Local AnestheticsOutline 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