Can you cure hay fever?

Dr Sarah Jarvis MBE For many hay fever sufferers, a first line of defence is antihistamines, which work by blocking the action of histamine (one of the compounds involved in allergic reactions). These come as a nasal spray or a tablet and can be picked up from your pharmacy without a prescription. For more information, go to https://patient.info/health/hay-fever-leaflet/features/hay-fever-symptom-relief