| abstract |
The present invention discloses a (5-aryl-1,2,4-thiadiazole) -3-yl-thiourea derivative or (5-aryl-1,2,4-thiadiazole) -3-yl urea derivative of the formula : <EMI FILE = "00023489_1" ID = "1" MFI = JPEG> where X is oxygen or sulfur, R is hydrogen or alkyl having from 1 to 7 carbon atoms, chlorine, bromine or fluorine, oxychloro, alkoxy having the formula -O (CH2) and CH3 where y is from 1 to 6 or a pharmaceutically acceptable addition salt prodrugs from it. It also reveals a pharmaceutically composition that inhibits or retards the development of viruses in animals, particularly mammals. The same composition can be used to treat viral infections, particularly hepatitis C, herpes simplex, Kaposi's sarcoma and HIV. The composition preferably contains from 10 mg to 6,000 mg. |