Mixed (in all cases 1mL liquid volume = 100 units of insulin (U100), number in the name refers to percentage of short acting insulin in the preparation)

• Human insulin, 30% short acting (available as Humulin M3 in the UK)
• Derived from pigs, 30% short acting (available as Hypurin Porcine 30/70 Mix in the UK)
• Human insulin, 25% short acting (available as Insuman Comb 25 in the UK)
• Human insulin, 50% short acting (available as Insuman Comb 50 in the UK)

Notes:

• Mixture of short-acting and intermediate acting insulin in one injection.
• Should all be taken 20-30 minutes before food
• Onset of action: Within 30-60 minutes
• Duration of action: 12-14 hours
• All times vary from person to person