Answer
Seek immediate help for persistent forceful vomiting followed by chest, neck or abdominal pain, difficulty swallowing, vomiting blood or breathing difficulty.
Sources for this answer
- KLEAN PREP 69g sachet, powder for oral solution — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.