the main difference observed between administration of free oestrone or oestradiol and of conjugated oestrogens ( oestrone sulfate or equine oestrogens ) was a much more protracted influx of oestrogens from the intestine into the plasma compartment , with a tendency to more sustained plasma levels , if conjugated oestrogens were administered .
C0014939
oestrogens
C0014938
conjugated oestrogens