I have studied your case.Calcaneal valgus
at age 45 can be treated with hind foot corrective surgery,Tendon transfer can be done after clinical examination.
Till time continue using orthotic Fibromyalgia
can not be totally cured, you can only minimise symptoms by taking various medications. As you are resistant to amitryptiline and duloxetin I will advise you that you can start milnacipran
) consulting your treating doctor.
Exercises and stretches plays important role in maintaining symptoms of fibromyalgia
Hope this answers your query. If you have additional questions or follow up queries then please do not hesitate in writing to us. I will be happy to answer your queries.
Wishing you good health.