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Table 4 Comparison between adenosine and dipyridamole

From: Transthoracic Doppler echocardiography – noninvasive diagnostic window for coronary flow reserve assessment

  Adenosine Dipyridamole
Dosage Intravenous (i.v.) – 140 μg/kg/min Intravenous – 0,56–0,84 mg/kg
Duration of action 30 sec 30 min
Time to max. effect 30–55 sec 6–16 min
Advantage Short action, short-lasting adverse effects prolonged action allow to assess CFR and wall motion abnormalities during single examination
Disadvantage AV conduction delay (including complete heart block), Hyperventilation, hypotension, flushing, headache, possibility of antidote-resistance prolonged ischemia, hypotension, flushing, headache, hyperventilation,
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Cardiovascular Ultrasound

ISSN: 1476-7120

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