Adherence to laboratory monitoring among people taking oral drugs for multiple sclerosis: A Canadian population-based study

Objective: To examine laboratory testing adherence by persons initiating an oral disease-modifying therapy (DMT) for multiple sclerosis (MS). Methods: Population-based health administrative and laboratory data were accessed in British Columbia, Canada, to identify everyone filling their first prescription for dimethyl fumarate (DMF), fingolimod or teriflunomide (2011–2015). The proportion of people adherent to each drug monograph’s recommended...