I was dizzy; Nauseousness; loose bowels not diarrhea but loose; seem to get loose bowels; Not feeling well; Lethargic, dragging, and had low energy; Felt like she would faint; Disoriented; Pain; slight discomfort pain; Sore throat; Regular arm itch/itching/This time it has been worse; itchy arm and soreness; Gets heaviness in legs and sits down; Tiredness; This is a spontaneous report from a contactable consumer (patient). A 75-year-old female patient received third dose of bnt162b2 (COMIRNATY, Formulation: Solution for injection, Lot Number: FF8841), dose 3 via an unspecified route of administration, administered in right arm on 20Oct2021 10:20 (at the age of 75-year-old), as dose 3 (booster), single for COVID-19 immunization. This was injected in the right arm.The needle was long, and she thinks it was given in the muscle, but she was not looking and cannot confirm, but it was given in the upper part of her right arm. Medical history included diabetes from 1995 (Mother had diabetes and it seems to run in family. Sister who was still living also has diabetes and young son was prediabetic), blood pressure, blood thinner and irregular heart beat. Concomitant medications included insulin lispro (HUMALOG), metformin, pravastatin sodium (PRAVASTINE), amlodipine, ezetimibe, aspirin [acetylsalicylic acid] and losartan. She had a 10:15 appt, so that morning, she took Humalog. When providing her other medications, she said she is a medicine cabinet. Over the last 5 years, she has developed the upper respiratory nasal drip. She was on CPAP machine, but that was recalled, so she is waiting on an approval for another method they will use. The patient previously took first dose of bnt162b2 (COMIRNATY, Formulation: Solution for injection, Lot Number: EL8982; Expiration date: Mar2021), dose 1 via an unspecified route of administration, administered in left arm on 24Jan2021 as dose 1, single for COVID-19 immunization (at the age of 75-year-old) and experienced itchy arm, also received second dose of bnt162b2 (COMIRNATY, Formulation: Solution for injection, Lot Number: EN5318; Expiration date: May2021), dose 2 via an unspecified route of administration, administered in left arm on 10Feb2021 as dose 2, single for COVID-19 immunization (at the age of 75-year-old) and experienced itchy arm, insulin for diabetes mellitus, flu on 04Oct2021 for immunization and experienced itchy arm. On 21Oct2021, the patient experienced felt like she would faint (medically significant), disoriented (she haven't been right, she haven't been herself really; still had the effects, the disoriented, not felling well; just the disoriented, not able to get myself together still), pain, slight discomfort pain, sore throat (When she woke up 06:00-06:30), 10:30 -11:00, regular arm itch/itching/this time it has been worse; itchy arm and soreness, nauseousness (7:00 or a little after that), loose bowels not diarrhea but loose; seem to get loose bowels, not feeling well, lethargic (at 07:30), dragging and had low energy. On 22Oct2021 07:30, the patient was dizzy. On an unspecified date in Oct2021, the patient got heaviness in legs and sits down and tiredness. She had no energy. No visits of emergency room and physician office. The patient was treated with Tylenol as a therapeutic measure of disoriented, pain; slight discomfort pain, sore throat, regular arm itch/itching/this time it has been worse; itchy arm and soreness, was dizzy, nauseousness, loose bowels not diarrhea but loose; seem to get loose bowels, not feeling well, lethargic, dragging and had low energy, got heaviness in legs and sits down and tiredness. Patient stated very ugly, still existing adverse reaction; it was horrible. The shot was given on Wednesday she took it. Thursday, when she woke up it was horrible. That all lasted all day on Thursday and then Friday she still was 'out of sort". She don't know if it was something, it's mixing with the medication (Further clarification unknown) that she took she was not really sure but she never had 'uphill' the side effect like that before, like she was dizzy, she wanted to call her doctor but she said first maybe she would check with the Pfizer, maybe other people felt maybe some, the same side effects that was similar. She never had one like that (Not clarified). She said her voice is still hoarse, but later said that she always has a hoarseness when she wakes up. Dizziness was on and off on Friday, and when she stands up, she does not know if it is the fluids, but it is still there. There is almost like there is something else going on. No relevant Tests were done. She called her doctor and said she should probably have a nose culture, but not for COVID, but to see if anything viral is going on. She has not had anything done yet. She just thought maybe others have had conditions like her. She would like to know if these symptoms are a reaction from the booster. The outcome of the events felt like she would faint, got heaviness in legs and sits down, tiredness was unknown. The outcome of the events disoriented, pain; slight discomfort pain, sore throat, was dizzy, loose bowels not diarrhea but loose; seem to get loose bowels, not feeling well, lethargic, dragging and had low energy was not recovered. The outcome of the events regular arm itch/itching/this time it has been worse; itchy arm and soreness, nauseousness was recovering.  Follow up attempts are completed. No further information is expected.