Like others, I take a pile of herbs with a bit of melatonin (1.5mg), but sometimes that's not enough. For a while these herbal blends were the answer but after months of using them I've developed some tolerance.
When I'm still awake adding a dose of this usually helps. It's not like a drug that knocks you out, but I relax in a sleep position, think it's not working, then wake up the next morning realizing that it did work. You can take repeated doses half an hour apart. I crunch them up a bit and take them sublingually:
This one doesn't work for me but might help those with a racing mind:
For restless legs, these usually work for me. Sometimes I need 2-3 doses, sublingually.
Homeopathic remedies should always be taken with a clean mouth: no toothpaste, food or drink 20-30 min before except water.