Guizhi Fuling Wan

Uncontrolled study: Guizhi-fuling-wan leads to disappearance of varicocele in 80% of patients
https://www.ncbi.nlm.nih.gov/pubmed/8982445
Participants: 37 infertile patients with varicocele
Dosage: 7.5 g/day
Duration: 3 months +
Findings: Varicocele disappeared in 40 out of 50 patients (80%). Sperm concentration increased in 71.4% of patients and sperm motility in 62.1%.