Which of the following statements is not true for heparin -: (A) Acts by activating anti-thrombin III, (B) Protamine sulphate antagonizes its action, (C) Requires aPTT monitoring in patient, (D) Has only in vivo anticoagulant action
Answer is D. Ans. is 'd' i.e., Has only in vivo anticoagulant action o Heparin has action both in vitro and in vivo.