Weed can do all of that, in a natural way with no physical addiction and doesnt raise your ego like stimulants do. Withdraws cause the opposit effect of the drug and itll take longer to get off, not harder physically just need to taper off doses. Everyday use will make you feel sober eventually and youll need a bigger dose to feel something which heavy doses damage dopamine neurons, so that shouldnt be an option. Using it everyday medically is what the government wants so they can make more money, use it when you need to or recreational use 3 times a month. For adhd certain cannabis sativa strains are good. Most drugs cause synthetic happiness, not real happiness