A 50-year old male has had precardial pain for four hours. On examination, his BP is 110/80 mm g. pulse is 120 beats /min. and respiratory rate is 26/min. His ECG shows marked S-T segment elevation in leads V3-V6 and left ventricualr ectopics. The initial therapuetic modalities in this case would include -
Lignocaine and streptokinase
Streptokinase and morphine
Morphine and doubtamine
Lignocaine, streptokinase and morphine