Answer
The ADVANZ Pharma benzydamine hydrochloride 0.15% w/v mouthwash product contains methyl parahydroxybenzoate, which may cause allergic reactions that are possibly delayed, and propylene glycol, which may cause skin irritation.
Sources for this answer
- Benzydamine 0.15% w/v MouthwashADVANZ Pharma · emc · SmPC §4.4 Special warnings and precautions for use · Version 9Document updated
Sources checked