Indehaveren af markedsføringstilladelsen blev anmodet om at fremlægge data vedrørende sikkerhed og virkning for disse patientundergrupper (Losartan, Atenolol, Losartan + hydrochlorthiazid, Atenolol + hydrochlorthiazid) for at få en større indsigt i hydrochlorthiazids bidrag til det samlede benefit/ risk - forhold.
The MAH was asked to provide data on safety and efficacy for these subgroups of patients (Losartan, Atenolol, Losartan + HCTZ, Atenolol + HCTZ) in order to gain more insight into the contribution of HCTZ to the overall benefit risk ratio.