Earlier quoted context omitted.
I had this problem all my life. Now I take 500 micrograms of melatonin every night an hour before bed. I'm out like a light. It might not be for everyone, but it's changed the way I feel about sleeping. And it's non-habituating
How has it affected your quality of sleep? Do the same hours as before make you feel equally rested?
I decided long ago I wouldn't try it again without a doctor's advice, which is probably a good thing since now I live in Norway and it is only available with prescription. Some folks do wind up needing it if they take it every night, though. I worked in a pharmacy in the states and heard the pharmacists' advice on this very thing many times.