Answer
Welldorm Elixir chloral hydrate 143 mg/5 ml oral solution has a shelf life of 3 years unopened when stored below 25°C and 28 days once opened.
Sources for this answer
- Welldorm Elixir/Chloral Hydrate 143mg/5ml Oral SolutionMarlborough Pharmaceuticals Ltd · emc · SmPC §6.3 Shelf life · Version 7Document updated
Sources checked