Fractures of the second metatarsal of the right foot can be treated by cast immobilization, medication and surgery depending on the severity of the condition. 1. Plaster immobilization: If the fracture of the second metatarsal of the right foot is not serious or has not been displaced, it can be treated by plaster immobilization, which usually needs to be immobilized for 4~6 weeks to promote the healing of the fracture. 2. Medication: If the pain of the second metatarsal fracture is severe, it can be treated with non-steroidal anti-inflammatory drugs, such as ibuprofen extended-release capsules and celecoxib capsules, which can help to relieve the pain. 3. Surgery: If the fracture of the second metatarsal bone of the right foot is severe when significant displacement occurs, it needs to be treated by surgery, firstly, the fracture is closed and repositioned by means of traction, etc., and then Kirschner’s pin is used to maintain the repositioning. Fractures of the second metatarsal of the right foot should be treated in a timely manner in a hospital, and the specific treatment will be determined by the doctor according to the severity of the condition.