EP1564210B1 — 4-oxoquinoline compounds and utilization thereof as hiv integrase inhibitors

USPTO Abstract

4-Oxoquinoline compounds represented by the following general formula [I]: [I] wherein each symbol has the meaning as defined in the description; or pharmaceutically acceptable salts thereof and anti-HIV agents containing these compounds. Because of having an activity of inhibiting HIV integrase, the above compounds are useful as anti-HIV agents in remedies or preventives for AIDS. By using together with other anti-HIV agents such as a protease inhibitor and a reverse transcriptase inhibitor, the above compounds can be used as more efficacious anti-HIV agents. Because of having a high inhibitory activity specific to the integrase, furthermore, these compounds are usable as drugs which are safe to the human body with little side effect.