has role
geroprotector
steroid hormone
calciol
A hydroxy seco-steroid that is (5<i>Z</i>,7<i>E</i>)-9,10-secocholesta-5,7,10(19)-triene in which the <em>pro</em>-<i>S</i> hydrogen at position 3 has been replaced by a hydroxy group. It is the inactive form of vitamin D<small><sub>3</sub></small>, being hydroxylated in the liver to calcidiol (25-hydroxyvitamin D<small><sub>3</sub></small>), which is then further hydroxylated in the kidney to give calcitriol (1,25-dihydroxyvitamin D<small><sub>3</sub></small>), the active hormone.
antitubercular agent
antidepressant
antipsychotic agent
hypoglycemic agent
cardiovascular drug
antineoplastic agent
anticonvulsant
secondary alcohol
immunosuppressive agent
anticholesteremic drug
seco-cholestane
antiparkinson drug
bone density conservation agent
antipsoriatic
antispasmodic drug
anti-HIV agent
anti-asthmatic agent
ophthalmology drug
anti-inflammatory agent
D3 vitamins
anti-obesity agent
anti-anaemic agent
nasal decongestant
human metabolite