My brother age 28 was admitted in cardiac care unit on 16th apr 2022, ech shows lvh + lae +,t inversions in v5, v6 and trop was < 0.02 2s echo showed global lv hypokinesia lvef 20% moderate tr, patient was intubated and put on ventilator support i/v/o sudden onset of sob associated with sweating, hypotension, vomiting and decrease 02 saturation on 17/4/22, cag was done on 18/04/22 which revealed normal coronaries, patient was extubated on 18/4/22, aicd implantation - single chamber, Mr. conditional, medtronics done on 20/04/22, post procedure patient stays in hospital was uneventful and is now discharged in stable condition and medication given dapaone 10 mg, concor 2.5 mg aldactone 25 mg dytor 10 mg pantocid 40 mg ceftum 500 mg levoflox 500 mg alprax 0.25 mg now in the evening his bp becomes low and he starts vomiting and after vomiting skin become pale and right calves pain for a while. Wt is the best solution to recover slowly and positively? Light cough is there. Suggestions?