Answer
The sulphites in Strepsils Sore Throat and Blocked Nose may rarely cause severe hypersensitivity reactions and bronchospasms.
Sources for this answer
- Strepsils Sore Throat and Blocked NoseReckitt Benckiser Healthcare (UK) Ltd · emc · SmPC §4.4 Special warnings and precautions for use · Version 6Document updated
Sources checked