Self-medication is not recommended.
There are many causes of pain in the back of the foot, such as inappropriate shoes, strenuous exercise, long-term sedentary and long standing, disease factors such as lumbar disc herniation, gout, foot developmental deformities, tendonitis, etc.. In addition, trauma and soft tissue injury can also cause pain in the back of the foot. When a gout attack is identified, especially if there is redness and swelling, you can spray Yunnan Baiyao spray, which has the effect of activating blood and reducing swelling as well as relieving pain.
It is recommended to go to a regular hospital for diagnosis and identification to clarify the cause and treatment.