He was given aspirin 300 PR and started on heparin IV out of concern for ACS.
 There are signs and symptoms associated with acute coronary syndrome
(ROOT (S (NP (PRP He)) (VP (VP (VBD was) (VP (VBN given) (NP (NN aspirin)) (NP (CD 300) (NN PR)))) (CC and) (VP (VBD started) (PP (IN on) (NP (NN heparin) (CD IV))) (PP (IN out) (PP (IN of) (NP (NP (NN concern)) (PP (IN for) (NP (NN ACS)))))))) (. .)))
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NP (NNS signs) (CC and) (NNS symptoms)) (VP (VBN associated) (PP (IN with) (NP (JJ acute) (JJ coronary) (NN syndrome))))))))
( He ( ( ( ( was ( ( given aspirin ) ( 300 PR ) ) ) and ) ( ( started ( on ( heparin IV ) ) ) ( out ( of ( concern ( for ACS ) ) ) ) ) ) . ) )
( There ( are ( ( ( signs and ) symptoms ) ( associated ( with ( acute ( coronary syndrome ) ) ) ) ) ) )