Answer
CalCough Children's Syrup has a shelf life of 3 years.
Sources for this answer
- Benylin Dry & Tickly Cough Blackcurrant Syrup or Benylin Children's Dry Cough & Sore Throat Syrup or CalCough Children's SyrupMcNeil Products Ltd · emc · SmPC §6.3 Shelf life · Version 10Document updated
Sources checked