assay for prostaglandins revealed that intravenous mdm ( 3.86 micrograms ) caused a marked rise in pge2 concentration of the aqueous humor and iris-ciliary body during the first hour or two after administration of mdm , but normal values occurred at 4 , 6 , and 8 hours when the intraocular pressure is reduced by up to 60 % .
C0033554
prostaglandins
C0012472
pge2