to cure him/it, to heal him/it
Esta medicina podría curarlo.
This medicine could cure him.
Hay que curarlo.
It needs to be cured.
— Ven y mira (1985)
Vamos a curarlo.
We are going to cure it.
— Das weiße Band - Eine deutsche Kindergeschichte (2009)
Y, me guste o no, tengo que curarlo.
And, whether I like it or not, I have to cure him.
— Zárójelentés (2020)