Tangerine kernel pill has the efficacy of promoting qi and relieving pain, softening and dispersing knots, while fennel tangerine kernel pill has the efficacy of dispersing cold and promoting qi, subduing swelling and relieving pain. Your testicles have hard lumps, and you should take Tangerine Kernel Pills to move qi and relieve pain, soften the hardness and disperse the lumps. However, Fennel Tangerine Kernel Pill is more effective in promoting circulation of qi and subduing swelling, and less effective in softening and dispersing hard lumps. Therefore, according to your symptoms, taking Orange Kernel Pills is more suitable for you. P.S. The main ingredients of Tangerine Kernel Pill are fried tangerine kernel, washed seaweed, washed kelp, washed kelp, neem seed, peach kernel, thick park, ginger, mouton, fried Citrus aurantium, fried huoso, gui xin, wooden incense. It is often used in treating swollen testicles that are falling or hard as stone, or pain leading to the umbilicus and abdomen. The main ingredients of Fennel and Orange Kernel Pill are fennel, aniseed, orange kernel, lychee kernel, bone marrow, cinnamon, neem, Yanhuosuo, curcuma longa, wood sorrel, balsam ferns, green peels, kombu, betel nut, frankincense, peach kernel, and andrographis paniculata. It is often used in treating cold hernia caused by cold condensation and stagnation of qi, which is characterized by pain in the testicles. It has good effect on syringomyelia