Therapeutic drug monitoring is essential for the following drug?
TDM is required for drugs with narrow therapeutic range like1. Immunosuppressants like cyclosporin and tacrolimus,2. Lithium,3. Antiepileptic drugs like phenytoin, Phenobarbitone, Carbamazepine etc.Ref: KD Tripathi 7th ed.Pg 34
Diazepam
Pencillin
Cyclosporine
Metformin
Other topics and Adverse effects