Answer
A nasal condition can make absorption unreliable. Contact the treating team if you cannot use the spray normally or symptoms become poorly controlled.
Sources for this answer
- Desmopressin Spray 10 Micrograms/dose, nasal spray, solution — Current selected SmPCemc · Summary of Product Characteristics
- NHSNHS · NHS medicine guidance
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.