A sexual act that involves pulling out of your partner at the last second and quickly fisting them once. Then immediately grabbing the covers and diving under them much like a turtle shell. The final act is to slowly poke your head out of the blankets as if you were a turtle.
Either liquid niquil or any liquid drink with melatonin, Ashwaganda or other sleeping aids in a liquid form. If warm tea helps you get to sleep that could be sleepy juice too.
I could not sleep so I chugged some sleepy juice and now I'm so tired and sleepy.