<prompt> Mechanism of action of dipyridamole -Adenosine reuptake inhibitionIncreases PGI,Inhibits cycloxygenaseNone  <response>: Ans. is a i.e., Adenosine reuptake inhibition o Dipyridamole is a powerful coronary dilator; increases total coronary flow by preventing uptake and degradation of adenosine. Remember o Dipyridamol potentiates the action of PG12. 