Answer
Intravenous verapamil must not be given to patients receiving Betaloc (metoprolol tartrate) injection because combining them may increase the reduction in heart contraction strength and heart rate.
Sources for this answer
- Betaloc 1 mg/ml Solution for InjectionRecordati Pharmaceuticals Limited · emc · SmPC §4.5 Interaction with other medicinal products · Version 16Document updated
Sources checked