Medicine feeder for animal husbandry and veterinary medicine

The utility model relates to the technical field of medicine feeders, and discloses a medicine feeder for animal husbandry veterinarians, which comprises a spray head, a medicine barrel and a hose, the spray head comprises a mounting sleeve, a medicine spraying inner tube and two groups of jacking mechanisms connected to the outer wall of the mounting sleeve; one end part of the mounting sleeve is provided with a plurality of rubber sheets for sealing the end part of the mounting sleeve, and the plurality of rubber sheets are arranged along the axis of the mounting sleeve in an annular array manner; the jacking mechanism comprises a jacking plate, a first jacking rod, a second jacking rod, a first sliding block, a second sliding block, a two-way screw and a motor. A clamping block is arranged at the bottom of the first sliding block, a guide rod is arranged at the top of the clamping block, a guide hole matched with the guide rod is formed in the bottom of the first sliding block, and a spring is installed in