Answer
Benadryl Allergy Relief Plus Decongestant Capsules must not be used during MAOI treatment or within 14 days after stopping because MAOIs can potentiate pseudoephedrine’s blood-pressure-raising effect, risking hypertensive crisis.
Sources for this answer
- Benadryl Allergy Relief Plus Decongestant CapsulesMcNeil Products Ltd · emc · SmPC §4.5 Interaction with other medicinal products · Version 9Document updated
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