My name is James . I had open heart surgery in 2011 Tripple Bypast . I'm doing fine I have a Doctor but i have no seen her in 6 months . I also have a defibrillator . I have not been in a hospital since my surgery. Thank God I feel good every day . I take meds for high blood pressure including a nitrate ( isosorb mono ER 120MG DAILY . I'm 62 years old . i bought this dietary supp. Mega boost perform - XL . Male enhancement support need to know if this is okay to take .