He improved slightly with 1.9 L of IVF but then declined again and required initiation of Levophed.
 He received blood pressure support medication
(ROOT (S (NP (PRP He)) (VP (VP (VBD improved) (ADVP (RB slightly)) (PP (IN with) (NP (NP (CD 1.9) (NN L)) (PP (IN of) (NP (NN IVF)))))) (CC but) (PP (ADVP (RB then)) (UCP (VBD declined) (ADVP (RB again)) (CC and)) (VP (VBN required) (NP (NP (NN initiation)) (PP (IN of) (NP (NNP Levophed))))))) (. .)))
(ROOT (S (NP (PRP He)) (VP (VBD received) (NP (NN blood) (NN pressure) (NN support) (NN medication)))))
( He ( ( ( ( ( improved slightly ) ( with ( ( 1.9 L ) ( of IVF ) ) ) ) but ) ( ( then ( declined ( again and ) ) ) ( required ( initiation ( of Levophed ) ) ) ) ) . ) )
( He ( received ( blood ( pressure ( support medication ) ) ) ) )