The price of the hepatitis B antiviral drug entecavir varies depending on the region, the hospital, and the manufacturer. For most regions, the price of entecavir for a box of seven capsules is around 60-70 yuan. Currently, there is a national policy of volume purchasing, and the price of entecavir will drop significantly, generally within$10, which most patients with chronic diseases can afford. If you use entecavir for hepatitis B, you need to take the drug for a long time, usually at least 4 years, or even for life, and you need to pay attention to monitoring the relevant indicators to assess the antiviral efficacy during the treatment process.