NASAL DECONGESTANTS

Question 1

drugs included:

Answer 1

1. oxymetazoline → used for topical decongestion
2. phenylephrine
3. pseudoephedrine (acts indirectly)

Question 2

mechanism of action:

Answer 2

1. enhance norepinephrine & epinephrine or adrenergic activity by stimulating alpha-adrenergic receptors
2. results in vasoconstriction → reduced inflammation & mucus formation

Question 3

indications:

Answer 3

1. RTIs → ex. rhinitis

2. should NOT be used > 3 days

Question 4

side effects:

Answer 4

1. hypertension
2. sleeplessness
3. anxiety, dizziness, excitability, nervousness