I know the suffering but not as many years or that extent of lack of sleep. I tried all of those except the meds in your last part. I have OSA despite always been a normal weight. I still take gabapentin 3x daily along with a high dose seizure med that keeps me asleep most nights. But until I tried Healthy Feet by Terry that I bought on amazon nothing helped consistently. I’m just taking one capsule every other night now to maintain and it’s been the RLS relief I’ve always sought