It’s only fair to share… Doxecitine CAS951-77-9 MF C9H13N3O4 11/3/2025, FDA 2025, To treat thymidine kinase 2 deficiency in patients who start to show symptoms when they are 12 years old or younger 4-amino-1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-1,2-dihydropyrimidin-2-one Doxecitine is a pyrimidine nucleoside used to treat thymidine kinase 2 deficiency. Doxecitine is a synthetic form of the naturally occurring pyrimidine …