Answer
In a population pharmacokinetic study, average dutasteride serum concentrations were 1.6 times greater with verapamil and 1.8 times greater with diltiazem in a small number of concurrently treated patients than in other patients.
Sources for this answer
- Avodart 0.5mg soft capsulesGlaxoSmithKline UK · emc · SmPC §4.5 Interaction with other medicinal products · Version 29Document updated
Sources checked