10.3.2

Various Drugs Used to Modify the Actions of the ANS

Drug Name

Receptor and antagonist/agonist

Indication(use)

Phenylephrine

α1 agonist

Mydriatic

Atropine

Muscarinic antagonist

Mydriatic/emergency medicine to increase heart rate

Pilocarpine

Muscarinic agonist

Glaucoma

Betaxolol

Beta antagonist

Glaucoma

Prazosin

α1 antagonist

High blood pressure, Raynaud's disease

Terazosin

α1 antagonist

High blood pressure, hyperhidrosis

Atenolol

b1 antagonist

High blood pressure

Ipratropium (Atrovent)

Muscarinic antagonist

Asthma/COPD

Albuterol

β2 agonist

Asthma/COPD

Bethanechol

Muscarinic agonist

Postoperative ileus

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