Answer
St John's wort should be avoided during treatment with Calquence (acalabrutinib maleate) because it may unpredictably decrease acalabrutinib plasma concentrations.
Sources for this answer
- Calquence 100 mg film-coated tabletsAstraZeneca UK Limited · emc · SmPC §4.5 Interaction with other medicinal products · Version 8Document updated
Sources checked