Half life of dobutamine is -: (A) 120 sec, (B) 200 sec, (C) 20 sec, (D) 20 min
Answer is A. Ans. is 'a' i.e., 120 sec For dobutamine i) Onset of action ---> after 1-2 min. ii) Peak action between 1-20 iii) Duration of action < 10 min. Half life -*2 min.