ExtenZe 600 mg, 30 tablet box, Manufactured for: Biotab Nutraceuticals, Inc., Pasadena, CA.
Marketed Without an Approved NDA/ANDA: These dietary supplements contain undeclared sildenafil, an analogue of sildenafil, and/or tadalafil.
Distributed to PA, IL, TX, IA, GA, CT, FL, CA, LA, NY, MD, NV, and WI
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=D-1339-2014