Anistreplase is a thrombolytic drug.

Anistreplase has been developed by Beecham

Beecham (pharmaceutical company)

Beecham was a British pharmaceutical company. It was once a constituent of the FTSE 100 Index. Beecham, after having merged with SmithKline Beckman, merged with GlaxoWellcome to become GlaxoSmithKline .-History:...

 as Eminase. It is also known as anisoylated plasminogen streptokinase activator complex (APSAC)

Mechanism

It is a complex of purified human plasminogen and bacterial streptokinase that has been acylated to protect the enzyme's active site. When the drug is administered, the acyl group gets hydrolyzed, thereby freeing the activator complex. It converts plasminogen to plasmin

Plasmin

Plasmin is an important enzyme present in blood that degrades many blood plasma proteins, most notably, fibrin clots. The degradation of fibrin is termed fibrinolysis. In humans, the plasmin protein is encoded by the PLG gene.- Function :...

, which in turn degrades fibrin (blood clots) to fibrin split products.