Heres some good info on Vit D ( from
medline plus).. Vitamin D is found in many dietary sources such as fish, eggs, fortified milk, and cod '> alpha (OH) D3, 19-nor-1, 1 '> injection is also an alternative for single-day dosing. For resistant rickets, some authors suggest a higher dose of 12,000 to 500,000 IU per day, although this has not yet been proven effective. ...