Hi! Dr. Dan, I am a Male over 40 years,I only take antihistamine for sinus and allergies. Can I take Metal Lock Formula to stabilize the Essence Jin sou Gu Jing Tang T159C 100c (2 pack) with Libido Men & Women 90c by DaVinci Laboratories of Vermont? Thank You. I am Registered on Your Site and have done the Consultation with Jennifer.Best Regards,Johnnie Mosley [jlm18@cox.net]