Monitoring Anti-Dementia Drugs by Serum Levels

Adjustment of treatment with donepezil according to serum level.

Adjustment of treatment with memantine according to serum level.

"Participants allocated to the intervention arm are requested to inform the sponsor of any side effects up to 2 months after prescription of the anti-dementia drug. If so, they will have their treatment adjusted according to the serum level. Participants in the intervention group not experiencing side effects will have their treatment adjusted after 6 months based upon serum levels of the drug in question.~Participants allocated to the standard of care arm follow the usual routines of the dementia clinic but are requested to have the serum level of the prescribed drug and CYP2D6-genotype measured after 12 month."