chronotherapeutics

noun, plural in form but singular in construction

chro·​no·​ther·​a·​peu·​tics -ˌther-ə-ˈpyüt-iks 

: chronotherapy sense 2

Chronotherapeutics, or chronotherapy, is the synchronization of medication with the biological rhythms of disease activity and symptom intensity.

—Mark Lyndon Bing et al., Patient Care

chronotherapeutic

-ˈpyüt-ik 

adjective

chronotherapeutic drug delivery