STRIBILD is an all in one pill containing four medications; elvitegravir, emtricitabine, tenofovir disoproxil fumerate, and cobicistat. STRIBILD is extremely well tolerated with very minimal side effects.  Take STRIBILD once a day at anytime with a small meal or high fat snack to aid in absorption.  Vitamins should not be taken 6 hours before or after taking STRIBILD.