AMINOPHYLLINE (THEOPHYLLINE)

Question 1

CLASS (3)

Answer 1

BRONCHODILATOR

METHYLXANTHINE

PHOSPHODIESTERASE INHIBITOR

Question 2

ACTIONS (6)

Answer 2

BRONCHODILATION VIA INHIBITION OF PHOSPHODIESTERASE WHICH IN TURN PREVENTS BREAKDOWN OF cAMP. THIS INCREASED LEVELS OF cAMP IN TURN HAS THE SAFE EFFECT AS STIMULATING B-RECEPTORS

RESPIRATORY STIMULANT

MILD VASODILATION

CARDIAC STIMULANT WHICH INCREASES RATE AND FORCE OF CONTRACTION

MILD DIURESIS

CNS STIMULANT

Question 3

ACTIONS (6)

Answer 3

BRONCHODILATION VIA INHIBITION OF PHOSPHODIESTERASE WHICH IN TURN PREVENTS BREAKDOWN OF cAMP. THIS INCREASED LEVELS OF cAMP IN TURN HAS THE SAFE EFFECT AS STIMULATING B-RECEPTORS

RESPIRATORY STIMULANT

MILD VASODILATION

CARDIAC STIMULANT WHICH INCREASES RATE AND FORCE OF CONTRACTION

MILD DIURESIS

CNS STIMULANT

Question 4

INDICATIONS (3)

Answer 4

SECOND LINE DRUG FOR THE FOLLOWING:
ASTHMA

CHF/ACUTE PULMONARY EDEMA

EXACERBATION OF COPD

Question 5

CONTRAINDICATIONS (3)

Answer 5

HYPERSENSITIVITY/ TACHYDYSRHYTHMIAS

HYPOTENSION / HYPOVOLEMIA

ANURIA

Question 6

SIDE EFFECTS (11)

Answer 6

TREMORS

ANXIETY

HEADACHE

DIZZINESS

INSOMNIA

SEIZURES

HYPOTENSION

N & V

TACHYCARDIA

PVC’S

VENTRICULAR FIBRILLATION