What is the antidote for Heparin?

The antidote for Heparin is Protamine sulfate. Heparin is an anticoagulant that functions by inhibiting the formation of blood clots. In cases where there is a need to reverse the effects of Heparin, which could occur during surgeries or in situations where excessive bleeding is a concern, Protamine sulfate is administered.

Protamine sulfate works by binding to Heparin, forming a stable complex that neutralizes its anticoagulant effects and thus allows for normal blood clotting to resume. This mechanism is specific and effective, making Protamine sulfate the preferred choice for counteracting Heparin's actions in clinical settings where hemostasis (the stopping of bleeding) is necessary.

Other substances mentioned are used in different contexts; for example, Vitamin K is primarily used as an antidote for warfarin, Naloxone is an opioid antagonist used in cases of opioid overdose, and Glycopyrrolate is an anticholinergic drug used primarily to reduce secretions in various medical situations but does not function as an antidote for anticoagulants.