ANS Drugs

Question 1

Phenylephrine

PS/S? Agonist/Antagonist? Receptor? Effect?

Answer 1

Sympathetic
Agonist
Alpha-1
↓ mucus, ↑ BP

Question 2

Dopamine

PS/S? Agonist/Antagonist? Receptor? Effect?

Answer 2

Sympathetic
Agonist
Alpha-1 & Beta-1
Vasoconstriction, (+,+)

Question 3

Clonidine

PS/S? Agonist/Antagonist? Receptor? Effect?

Answer 3

Sympathetic
Agonist (not sympathomimetic)
Alpha-2
↓ BP (treats ↑ BP)

It is NOT a sympathomimetic bc it causes vasodilation, but it is an alpha-2 agonist (Alpha-2 causes vasodilation bc of - FB)

Question 4

Isoproterenol

PS/S? Agonist/Antagonist? Receptor? Effect?

Answer 4

Sympathetic
Agonist
Beta-1& Beta-2
High doses treats brachycardia
Low doses treats asthma

Question 5

Albuterol

PS/S? Agonist/Antagonist? Receptor? Effect?

Answer 5

Sympathetic
Agonist
Beta-2
Treats asthma

Question 6

Muscarine/Pilocarpine

PS/S? Agonist/Antagonist? Receptor? Effect? Treatment for?

Answer 6

Parasympathetic
Agonist
mAChR
activates mAChR
Dry mouth, glaucoma

Question 7

Phentolamine

PS/S? Agonist/Antagonist? Receptor? Effect? Issue?

Answer 7

Sympathetic
Antagonist
Alpha-1 and Alpha-2
↓ Vasoconstriction (HTN treatment)
Reflex tachycardia

No idea what reflex tachycardia is and lowkey donttttt careeeee

Question 8

Propanolol

PS/S? Agonist/Antagonist? Receptor? Effect? Issue?

Answer 8

Sympathetic
Antagonist
Beta-1 and Beta-2
↓ HR (HTN treatment)
Contraindicted in asthmatics???

wth is Contraindicted

Question 9

Atropine

PS/S? Agonist/Antagonist? Receptor? Effect? Treatment for?

Answer 9

Parasympathetic
Antagonist
mAChR
pupil dilation, ↓ saliva production
↓ HR, specific eye disorders