E1 (Alprostadil): Misoprostol · Gemeprost
vasoconstriction (PGF2α, TXA2, TXB2) · vasodilation (PGE2, PGI2, LTC4, LTD4, LTE4)
platelets: induce (TXA2) inhibit (PGD2, PGI2) · leukocytes: induce (TXA2, LTB4) inhibit (PGD2, PGE2)
fever stimulation: (PGE2)