Clinical evaluation of cefazedone.

The results of clinical trials with (6R,7R)-7-(2-[3,5-dichloro-4-oxo-1(4H)-pyridyl]-acetamido)-3-([(5-methyl-1,3,4-thiadiazol-2-yl)-thio]methyl)-8-oxo-5-thia-1-azabicyclo[4,2,0]oct-2-ene-2-carboxylic acid (cefazedone, Refosporen), a new cephalosporin derivative, are reported. Overall clinical assessment in a variety of indications, including urinary tract infections, respiratory tract infections, biliary tract and other abdominal infections, surgical and dermatological infections, gynaecological infections, on 699 patients showed very good and good results in 90.5% of patients. No difference in clinical effect was seen between twice daily and three times daily dosage. Local and general tolerance was very good. Changes in laboratory parameters attributable to the drug were infrequent and returned mostly from pathological to normal.