hello Amareet, and welcome to the forum.
Unfortunately, as you are discovering, pain medication is not always effective for those of us with fibromyalgia. Some people, through experimentation, have found some medication that helps, but we are all different and what works for one won't necessarily work for another.
If you are experiencing a longer than average course of menopause, as it sounds like in what you wrote, then you may be experiencing some of these symptoms as a result of that. The brain fog, depression, and anxiety could be caused at least in part by your menopause. Have you considered HRT? I am not recommending it, as I have no idea if it would be right for you or not, but it might be worthwhile to talk to your doctor about that.
As for the pain, most of us find that we have to do our own experimentation with various different things to find relief. I have written a post about that and maybe if you read it you will find some worthwhile things to try. (see below)
Many of us also have depression, including myself, so we can empathize with you on that. for some of us, the depression was a part of life before fibro, and for others having chronic pain brought depression into our lives, but we can all relate to what you are going through. I hope that you will find answers to your questions and support within this forum. We are here to help.
I am not a doctor or anything, just a person who has lived with fibromyalgia for several years now and has done a lot of research and trial and error experimentation. What follows is just basics. There are a lot of variations. You will find your own versions of everything I say, as this is not a...
www.fibromyalgiaforums.org