For the Consumer. Applies to naproxen: oral capsule liquid filled, oral suspension, oral tablet, oral tablet enteric coated, oral tablet extended release. As well as its needed effects, naproxen may cause unwanted side effects that require medical attention. Major Side Effects.
Most likely your testicle shrinkage and low sperm count were caused by inactive sexual activity for a while, sexual exhaustion due to over masturbation, and low testosterone level. Try Testicular Massage to stimulate your testicles for more blood flow.
Other causes of testicular lumps. Testicular lumps can also be caused by inflammation, swelling, or masses, such as a hydrocele, spermatocele, varicocele, or (rarely) testicular cancer. A hydrocele is a collection of fluid around the testicle that occurs due to inflammation or injury.