Answer
Rarely, heparin-induced thrombocytopenia can lower platelets and trigger dangerous new venous or arterial clots.
Sources for this answer
- Heparin Sodium BP 5000 IU/L in 0.9% w/v Sodium Chloride IV Infusionemc · SmPC Current selected SmPC · Version 3
- Heparin Sodium 100 I.U./ml flushing solution for maintenance of patency of intravenous devices (Wockhardt UK Ltd) (PL 29831/0111)emc · SmPC Current selected SmPC · Version 7