Prototype Drug Unit 8 & 9- Theophyline Flashcards
1
Q
Classification
A
Bronchodilator and Methylxanthine
2
Q
What is it used for
A
chronic asthma or COPD
3
Q
How does it work?
A
Relaxes bronchial smooth muscle and suppresses airway responsiveness to stimuli
4
Q
Adverse effects
A
Nervousness, tremor, dizziness, headache, nausea, vomiting, anorexia
5
Q
Contraindication
A
seizure disorders, heart failure, or cardiac dysrhythmias, PUD
6
Q
Drug interactions
A
Antibiotics (ciproflaxcin, clarithromycin, erythromycin)
Antianxiety (diazepam, flurazepam, lorazepam, midazolam)
epinephrine, norepinephrin, and isoproterenol
7
Q
Herbal/food interactions
A
caffeine
St. John’s wort= decrease effectiveness
8
Q
Treatment of overdose
A
Charcoal, barbiturates or benzodiazepines, or drugs like lidocaine for seizures
