PROCESS FOR PREPARING USEFUL PHARMACEUTICAL COMPOSITIONS FOR THE REDUCTION OR TREATMENT OF MICROCIRCULATION PERETURBACES CAUSED BY THE ADMINISTRATION OF CONTRAST MEDIA FOR X-RAYS, NMR OR ULTRASOUNDS BY INCORPORATION OF PROSTACYCLINE DERIVATIVES

摘要

PCT No. PCT/DE92/00904 Sec. 371 Date Jun. 23, 1995 Sec. 102(e) Date Jun. 23, 1995 PCT Filed Oct. 22, 1992 PCT Pub. No. WO93/07875 PCT Pub. Date Apr. 29, 1993Use of a prostacyclin derivative of general formula I IMAGE (I) in which R1, X, Y, Z, A, W, D, E, R2 and R3 may have different meanings, for the production of a pharmaceutical agent to prevent or to treat disorders of the microcirculatory system when x-ray, ultrasonic or NMR contrast media are administered.