Shelf Life: 2 year [performance] this product help to relieve pain from lumbar disc herniation, cervical spondylosis, waist muscle strain, hyperosteogeny, rheumatism, rheumatoid arthritis, old injury, and promote rehabilitation. [main ingredients] safflower, angelica, frankincense, pseudo-ginseng, borneol etc. [using method] for external use. Spray this product at the pain area, massage and press it until the medicine is fully absorbed, 3 to 4 times per day, 7 days for a course of treatment. If you insist on using this spray, the effect is more obvious [note] never taken orally, trauma patients do not use it, people who are easily get skin allergy use it with caution, pregnant women and children use it with caution.