Pharmaceutical composition for treating liver fire flaming type primary trigeminal neuralgia

The invention discloses a pharmaceutical composition for treating liver fire flaming type primary trigeminal neuralgia and a preparation method thereof. The pharmaceutical composition consists of an internal medicine and an external medicine, wherein the internal medicine is prepared from the medicinal raw materials of herb of twospot swertia, autumn zephyrlily herb, glandularstalk St. Paulswort herb, tall gastrodia tuber, citron fruit, Himalayan teasel root, all-grass of loureiro clematis, sunflower receptacle, all-grass of conical silene, and licorice root; and the external medicine is prepared from the medicinal raw materials of manchurian wildginger herb, all grass of highstalk razorsedge, peppermint, paniculate swallowwort root, and twig of negundo chastetree. By virtue of internal and external combined treatment, one one hand, the pharmaceutical composition is capable of smoothing liver to purge heat, calming liver to stop wind, activating meridians to stop pain, and regulating internal organs to achieve an effect of relieving pain, and on the other hand, by directly acting on acupoint meridians to diffuse the efficacy of medicines, the pharmaceutical composition can achieve the effects of relieving and alleviating pain for local qi and blood meridian obstruction caused by exogenous evils, can achieve a satisfactory clinical treatment effect more easily on the whole, and is less in treatment cost and does not have toxic or side effects in comparison with a conventional therapy.