Back pain after taking Jin Gui Ren Qi Pill may be caused by the wrong medicine, or it may be caused by trauma, kidney stones and other reasons. Jin Gui Kidney Qi Pill belongs to the category of proprietary Chinese medicines, which has the effects of warming and tonifying kidney yang (warming and replenishing kidney yang qi), transforming qi to move water (promoting the operation of gases, thus promoting the operation of water and liquids). It can be used to treat kidney deficiency and edema, lumbar and knee soreness (a feeling of soreness and weakness in the waist and knees), dysuria (unsmooth urination), and chills (fear of cold and cold limbs). If a patient develops symptoms of lumbar pain after taking Jin Gui Ren Qi Pills, it may be due to incorrect medication. In addition to this, back pain may also be caused by impacts, falls and knocks to the lower back, and patients may also experience back pain if they suffer from kidney stones. Patients who suffer from back pain after taking Jin Gui Ren Qi Pill should seek medical advice to clarify the cause and then treat under the guidance of the doctor.