11-Deoxy prostaglandin E1
11-Deoxy prostaglandin E1 (AY-23578; Doproston B) is an analog of prostaglandin E1 (PGE1) with bronchodilator activity. 11-Deoxy prostaglandin E1 inhibits histamine-induced bronchoconstriction and causes relaxation of tracheal strips in isolated guinea pigs.