| abstract |
The present invention is directed to methods for treating liver failure, loss of patency of the ductus arteriosus, glaucoma or ocular hypertension, comprising administering to the patient in need thereof a therapeutically effective amount of a selective EP 4 receptor agonist of the Formulae n n n wherein the variables A, B, Q, ═U, and R 2 for Formula l; and the variables Ar, ═M, ═N, R, W, and Z for Formula II are as defined in the specification. |