Answer
Concomitant administration of ephedrine hydrochloride and theophylline may cause insomnia, nervousness and gastrointestinal complaints.
Sources for this answer
- Ephedrine Hydrochloride 3 mg/ml Solution for Injection in Pre-filled SyringeAguettant Ltd · emc · SmPC §4.5 Interaction with other medicinal products · Version 4Document updated
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