I had vitamin d deficiency i.e 10 ngl took supplement for 3 months but now showing mild spondylitis on my neck since one month having neck pain. Dizziness. Feeling weak. Unsteadiness while standing. Metallic taste in mouth. Pain on same part of head when press it. Eye pain and inflammation .flue like symptoms are they related spondylitis only or vitamin d deficiency also. Just done health check up showing accp as 903 ru/ml. Some doctor are saying vitamin takes 6 month please guide me and worried lot.