There are a variety of possible side effects of stamina timing; although most commonly these will occur in those who take the recommended dose. These include headaches, heart palpitations, drowsiness, and vomiting, to name a few. This is not considered to be a serious side effect, but it can become one if you do not follow the directions on the bottle carefully. Some people experience an allergic reaction while taking this supplement, and some may have an abnormal increase in heart rate or…