https://www.selleckchem.com/pr....oducts/pf-3758309.ht
Metformin showed radioprotective effects on some parameters such as the numbers of spermatogonia and mature sperms. Interestingly, the melatonin and metformin combination reversed the reduced number of sperms rather than single drug administration. The combination of melatonin with metformin can protect mice spermatogenesis against ionizing radiation more effectively compared to the single forms of these drugs. The combination of melatonin with metformin can protect mice spermatogenesis against ionizing radiation more effectively com