| abstract |
PURPOSE: To obtain an antimycoplasmatic agent having low toxicity, exhibiting antimycoplasmatic action to human and animal and effective in preventing or eliminating the mycoplasma infection of cultured animal or vegetable cell by using a pyridone-carboxylic acid or its salt as an active component. n CONSTITUTION: The pyridonecarboxylic acid of formula (R is H, halogen or 1-5 alkyl) or its salt is used as an active component. Example of the compound of formula is 5-amino-7-(2-aminomethylmorpholine)-1-cyclopropyl-6,8-difluoro-1,4- dihydro-4-oxoquinoline-3-carboxylic acid. The compound of formula used as an active component is administered usually at a rate of 10mg-3g, preferably 50-200mg per day in 1-several divided doses. n COPYRIGHT: (C)1990,JPO&Japio |