4 year old male. Administered HIB and Influenza vaccines. At the 15 minutes mark (1:20 pm) nurse assessed patient for any reactions and seen that patient had a rash on right and left forearm. Small circle-like shape, brown in color, no elevation of skin. No rash anywhere else on the body. Dr. present and looked at patient. Intern listened to breathing. 1:27pm – Notified Dr., weighed patient (40lb – 18.18kg). Dr. advised to give 9mL of Benadryl. 1:36pm – Notified NM; DON, also present at site. 1:37pm – Vital Signs taken: T 97.9 axillary, P 135, R 26, B/P 91/80 1:38pm – 9mL of Benadryl administered by RN Patient waited for 15 minutes and VS were taken again and assessed. 1:48pm – P 102, B/P 105/78 1:49pm – Called Dr. back and notified of current Vital Signs. Provider stated that they were okay and patient could leave. Advised mother to monitor patient and if any new symptoms occurred to call EMS or take patient to Emergency Room. Mother verbalized understanding. Patient left with mother ambulatory. 4:02pm – Called to follow up with mother. She stated that patient was doing good and marks were getting lighter.