Varicoceles are enlarged varicose veins that occur in the scrotum. They are fairly common, affecting 15% of men overall, and 40% of men with known infertility. Varicoceles occur most often in the left testicle.
Medication or hormone treatments are often the first steps in infertility treatment. They are also used for in vitro fertilization and other assisted reproductive technologies. Medication Choices: Medications to stimulate ovulation: Clomiphene citrate (Cl