Answer
The Rosemont Pharmaceuticals Limited product, memantine hydrochloride 10 mg/ml oral solution, has a shelf life of 24 months before opening, and the bottle contents should be used within 3 months once opened.
Sources for this answer
- Memantine Hydrochloride 10mg/ml Oral SolutionRosemont Pharmaceuticals Limited · emc · SmPC §6.3 Shelf life · Version 3Document updated
Sources checked