CARTOON RIDDLE NO FURTHER A MYSTERY

Q: I weaken all men for hours every single day. I explain to you Unusual visions while you are away. I get you by night time, by day take you back again. None undergo to get me, but do from my absence. What am I?Dilemma: If a doctor will give you 3 drugs, telling you to definitely take just one just about every fifty percent hour, the amount of min