July 24th 2025

By Ailsa Colquhoun

MSN: Humulin®; Hypurin®; Isosorbide mononitrate 10mg

DHSC has issued tier 2 Medicine Supply Notifications (MSN) for: 

  • Humulin® I (insulin isophane human) 100units/ml suspension for injection 10ml vials: discontinued. Supplies to be exhausted by the end of April. 
  • Humulin® M3 (insulin isophane biphasic human 30/70) 100units/ml suspension for injection 10ml vials: discontinued. Supplies to be exhausted by the end of May 2026. 
  • Humalog® Mix25 (insulin lispro biphasic 25/75) 100units/ml suspension for injection 10ml vials: discontinued. Supplies to be exhausted by the end of May 2026. 
  • Humulin® S (insulin soluble human) 100units/ml solution for injection 10ml vials
  • Hypurin® Porcine Isophane (insulin isophane porcine) 100units/ml suspension for injection 10ml vials: discontinued with supplies anticipated to be exhausted by the end of September
    2025
  • Hypurin® Porcine Neutral (insulin soluble porcine) 100units/ml solution for injection 10ml vials: discontinued with supplies anticipated to be exhausted by mid-February 2026
  • Hypurin® Porcine 30/70 Mix (insulin isophane biphasic porcine 30/70) 100units/ml suspension for injection 10ml vials: discontinued with supplies anticipated to be exhausted by end of July 2026, respectively. 
  • Isosorbide mononitrate 10mg immediate release tablets:  limited supply until early September 2025. 

 Up-to-date information about this and other medicine supply issues can be found in the DHSC and NHSE/I  online Medicines Supply Tool 


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