Epididymitis In the back of the testicles, there is a coiled tube called the epididymis. This tube stores and carries sperm and is linked to the ejaculatory duct by another tube called the vas deferens. Natural Remedies for Epididymitis, is this tube becomes painful, swollen and inflamed to relieve pain. There are two types of epididymitis. Acute epididymitis comes on suddenly, and pain and...