368. ASA dose and mechanism of action in ACS / Mechanism and indication for glycoprotein IIb/IIIa inhibitors in ACS / Why is clopidogrel favored vs. ticlopidine? July 6th, 2008 by reuben in ACS Back Top Tags: card 367. Beta blockers in ACS – indications, contraindications, mechanism / When should ACE inhibitors be started in ACS? Contraindications? / Why are calcium channel blockers not indicated in ACS? 369. Plavix mechanism and indication in ACS / Heparin mechanism and indication in ACS Leave a Reply Cancel reply Please post any discussion to the emupdates Reddit page.