It couldn't hurt per se. (Please read on)
Re-establishing libido effectively and properly will come from proper PCT. That being said, Dostinex/Cabaser will elevate libido via different pathways. It def made me horny. Be careful with it's long term use. I've heard stories about getting OFF and dopamine levels dropping to dangerous levels and people entering depressive modes.
Whenever you mess with mood-altering/brain chemistry drugs, you're opening pandora's box IMO.