Pomona, California, Volt Candy is voluntarily recalling one lot of PrimeZen Black 6000, 2000 mg capsule, to the consumer level. FDA analysis has found PrimeZen Black 6000 capsules to be tainted with sildenafil & tadalafil. Sildenafil and tadalafil are phosphodiesterase (PDE-5) inhibitors found in FD

http://www.fda.gov/safety/recalls-market-withdrawals-safety-alerts/volt-candy-issues-voluntary-nationwide-recall-primezen-black-6000-capsules-due-presence-sildenafil