How Does EpiPen Make You Feel?

How Does EpiPen Make You Feel? Fast/pounding heartbeat, nervousness, sweating, nausea, vomiting, trouble breathing, headache, dizziness, anxiety, shakiness, or pale skin may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly. What does an EpiPen do to a normal person? It constricts the blood vessels, leading to increased