no energy/had very little energy; vomiting; confined to bed and only slept; eat very lightly (crackers, water, ginger ale); very tired; extreme chills; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 66-year-old female patient (not pregnant) received BNT162b2 (BNT162B2), as dose 3 (booster), single (Batch/Lot number: unknown) for covid-19 immunisation. The patient had no relevant medical history. Concomitant medication(s) included: ROSUVASTATIN. Vaccination history included: Bnt162b2 (Dose 1), for COVID-19 immunization, reaction(s): "vomiting"; Bnt162b2 (extreme chills, Dose 1), for COVID-19 immunization, reaction(s): "extreme chills"; Bnt162b2 (had no energy, Dose 1), for COVID-19 immunization, reaction(s): "had no energy"; Bnt162b2 (confined to bed and only slept, Dose 1), for COVID-19 immunization, reaction(s): "confined to bed and only slept"; Bnt162b2 (could eat very lightly, Dose 1), for COVID-19 immunization, reaction(s): "could eat very lightly"; Bnt162b2 (very tired , Dose 1), for COVID-19 immunization, reaction(s): "very tired"; Bnt162b2 (Dose 2), for COVID-19 immunization, reaction(s): "vomiting"; Bnt162b2 (extreme chills, Dose 2), for COVID-19 immunization, reaction(s): "extreme chills"; Bnt162b2 (had no energy, Dose 2), for COVID-19 immunization, reaction(s): "had no energy"; Bnt162b2 (confined to bed and only slept, Dose 2), for COVID-19 immunization, reaction(s): "confined to bed and only slept"; Bnt162b2 (could eat very lightly, Dose 2), for COVID-19 immunization, reaction(s): "could eat very lightly"; Bnt162b2 (very tired , Dose 2), for COVID-19 immunization, reaction(s): "very tired". The following information was reported: CHILLS (non-serious), outcome "unknown", described as "extreme chills"; ASTHENIA (non-serious), outcome "unknown", described as "no energy/had very little energy"; VOMITING (non-serious), outcome "unknown"; BED REST (non-serious), outcome "unknown", described as "confined to bed and only"; DECREASED APPETITE (non-serious), outcome "unknown", described as "eat very lightly (crackers, water, ginger ale)"; FATIGUE (non-serious), outcome "unknown", described as "very tired".  Additional information: About 15 hours after the shot I had extreme chills for about 2 hours, starting adverse event extreme chills for about 2 hours, starting at 4 a.m. Beginning at about 9:00 vomiting began. I could not even take a sip of water without vomiting for the next 36 hours. During this time I had no energy and was confined to bed and only slept. Beginning about 48 hours after the shot I could eat very lightly (crackers, water, ginger ale) and still had very little energy. I was feeling more normal about 4 days after the shot, but still very tired. This was my 5th Pfizer shot, patient was recovered, and I had the exact same reaction after all 5 doses. No covid prior vaccination, patient tested for covid post vaccination. The patient did not receive any other vaccines within four weeks prior to the vaccination, other medications in two weeks was Rosuvastatin 20mg, New Chapter 55+ multivitamin,   The information on the batch/lot number for BNT162b2 has been requested and will be submitted if and when received.