What does handling it mean if you're taking cocaine daily? Taking drugs daily is already likely beyond the point of dependence. Regardless of will power, you will almost certainly develop some level of chemical addiction and tolerance trying to use cocaine, recreational-y, daily. I would say the question is invalid.

I meant most people can do cocaine once, or at an infrequent irregular frequency without getting addicted to it and becoming dependent.

FWIW most means > 50%