About 2 months ago i felt numbness in my head heart beat very fast so i went to the ER they told me i just had a panic attack and prescribed ALPRAZOLAM and about a month after that i had a second panic attack while riding in a car at night having numbness in my head heart beatin fast feelin like i couldnt get oxygen to my brain and went to the ER they did an EKG and X rays they ran blood and found out i had a high white blood cell count and fever and they couldnt figure out what was infected so sent me home i recently been to my doctor and she perscribed me ZOLOFT for my anxiety it seems like its not working yet and now i feel this pulsating heartbeat sound in my head mostly when im layin down and this one sided headache its really scaring me i feel anxious all the time now im very sensitive to noises an light could it be from the anxiety medicine? i am really looking for answers to this please help if you can.