Answer
The unopened shelf life of the Brown & Burk UK Ltd product azelastine hydrochloride 0.5 mg/ml eye drops is 2 years.
Sources for this answer
- Azelastine hydrochloride 0.5 mgml Eye drops solutionBrown & Burk UK Ltd · emc · SmPC §6.3 Shelf life · Version 3Document updated
Sources checked