Abstract
Masoline has the following composition in 15ml: procaine penicillin G, 20 million units; dehydrosteptomycin-HC1150mg; fradiomycin-HC1 150mg;derivative from 2-mercaptorydine nitrogen oxide 15mg; predonisolon 1mg; and egg-white lysozyme-HC1 20 mg. Seven cows (ten udders of chronic mastitis and four cows four udders) acute mastitis were treated and ten cows (twelve udders) cured at the rate of 85 per cent.