Some customers will need to be referred to the pharmacist for further advice. This includes customers who:
- Have not had hayfever before
- Are pregnant or breastfeeding
- Are taking other medication
- Also suffer from asthma
- Have unsuccessfully tried an OTC treatment or are suffering unwanted side effects
- Report wheezing, breathlessness or a feeling of tightness in their chest
- Report sinus pain, headache or a yellow/green nasal discharge.