RANDOMIZED COMPARISON BETWEEN TWO-HOURLY AND THREE-HOURLY INTRAMUSCULAR TREATMENT WITH 15(S)15 METHYL PGF FOR TERMINATION OF SECOND TRIMESTER PREGNANCY.

In a multicentre trial, intramuscular 15(S)15 methyl PGF (Prostin 15M, Up-john) was tried at 2-hourly and 3-hourly intervals for induction of second trimester abortion. The time schedule was assigned randomly. Eighty-eight patients for 2-hourly schedule and 89 patients for 3-hourly schedule were recruited.