Apart from fibromyalgia multiple joint pain is seen in hypothyroidism, low Vitamin D levels, Low Vit B12 levels, anemia, Hasimotos thyroiditis, gout, rheumatoid arthritis, osteoarthritis
, SLE, electrolyte disturbance particularly those involving calcium and
magnesium, parathyroid gland problems, chondrocalcinosis and chronic fatigue syndrome.
Hence investigations to rule these causes should be carried out.
There are many pain medications available.