Its antibacterial spectrum is very close to Tetracycline and Terramycin, but it has better effect, be

sensitive to the Staphylococcus Aureus of tetracycline-resistant, oxytetracycline, long lasting time.

It is often used in Senile Chronic Bronchitis, respiratory tract infection, lung infection, acute tonsillitis, mycoplasma pneumonia, urinary tract infection, blood poisoning, bacillary dysentery, acute lymphadenitis, etc. It is very popular to Nephropathy patient because of its unobvious poisoning for kidney.