| abstract |
The present disclosure aims to provide an anti-hepatitis B virus agent, and a prophylactic or therapeutic agent for a hepatitis B virus-related disease, each comprising a nucleic acid analogue as an active ingredient.The above object can be attained by an anti-hepatitis B virus agent, or a prophylactic or therapeutic agent for a hepatitis B virus-related disease, each comprising, as an active ingredient, a compound represented by the following formula (1):wherein R is a halogen atom, an amino group, a methoxy group, ora cyano group,or its prodrug, or a pharmaceutically acceptable salt thereof, ora solvate thereof. |