Answer
Not unless directed by a clinician. Combining decongestants can increase blood pressure, vasoconstriction and heart-rate effects.
Sources for this answer
- NHSNHS · NHS medicine guidance
- Sudafed Sinus Pressure & Pain 200mg/30mg film-coated tablets — 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.