2022 · How to master the art of DEEP THROAT (A step-by-step tutorial) I did it too fast, triggered the gag reflex (with a full stomach), and I had to run to the bathroom to spit it out!⁣. Try it only on empty stomach – then the gag reflex won’t bring up anything up⁣. Move slowly, pause and get comfortable with it – rushing won’t help⁣.