Unable to sleep or eat and states this is "not manageable"; Everything smells like burning rubber, burning hair, burning flesh; Unable to sleep or eat and states this is "not manageable"; Booster; Little upper left arm, a little ache; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the patient.  A 52-years-old female patient received third dose of bnt162b2 (BNT162B2, Batch/Lot number: FC3184) administered in arm left, administration date 18Nov2021 (at 11:15) (age at the time of vaccination was 52-years-old) as DOSE 3 (booster), SINGLE for covid-19 immunization. Relevant medical history included: "Thyroid" (ongoing); "She had tinnitus off and on before but it was in her right ear" (unspecified if ongoing), notes: Caller states she had tinnitus off and on before but it was in her right ear. There were no concomitant medications. Vaccination history included: Bnt162b2 (1st Dose, Batch/Lot Number: ER8727, Expiration date: Jul2021), administration date: 23Apr2021, when the patient was 52 years old, for COVID-19 Immunization; Bnt162b2 (2nd Dose, Batch/Lot number: EW0176, Expiry date: Aug2021), administration date: 14May2021, when the patient was 52 years old, for COVID-19 Immunization, reaction(s): "Smelling something like, I keep smelling something burning, everything smell burnt", "Tinnitus/Tinnitus Left Ear / ringing in my left ear". The following information was reported: FEEDING DISORDER (non-serious), INSOMNIA (non-serious) all with onset 20Nov2021, outcome "not recovered" and all described as "Unable to sleep or eat and states this is "not manageable""; PAROSMIA (non-serious) with onset 20Nov2021, outcome "not recovered", described as "Everything smells like burning rubber, burning hair, burning flesh"; PAIN IN EXTREMITY (non-serious) with onset 2021, outcome "unknown", described as "Little upper left arm, a little ache"; IMMUNISATION (non-serious) with onset 18Nov2021, outcome "unknown", described as "Booster". Relevant laboratory tests and procedures are available in the appropriate section.  Additional Information: Caller stated she received her third shot of PFIZER vaccine, booster on 18Nov2021. Starting 19Nov21 to present, everything smells like burning rubber, burning hair, burning flesh, keep thinking something was smouldering on fire, it was something was smelling that was not there. It was the same whether she was in her house, in her car, or outside. She was becoming unable to sleep or eat and states this was not manageable. She had a previous adverse event from the second dose received in the primary series, tinnitus in her left ear, which resolved spontaneously. She would like to know if smelling something that was not there was a reported side effect, and what the duration can be expected to be. Anatomical location of administration of the vaccine: She stated that she had this on her left arm, little upper left arm, a little ache, just a slight bit of achy pain, muscle pain but nothing that was fine the administration site was fine. Other medical conditions: She stated that well the only thing that she was diagnosed with physical was some ANEMIA, so she was already taking some iron supplements for five days before had the shot, but this booster made like she said that, like the smell of burning rubber, melting hair. Still taking : She stated that yes, she skipped it yesterday. She skipped her medications for two days but that smell was getting worse. Other medications: She stated no. Lab test: She stated yes. She had a full physical, had everything done, had test on full physical with full blood work, hormones, (voice not clear), had everything done and that was about four weeks ago. Everything came back just perfectly fine, iron was a little low. Prior vaccinations (within four weeks): She got the COVID Vaccine. Tetanus you know every ten years. She was due for it but her doctor said to wait. She had not yet, tetanus till 2012 and no other vaccines, no regular flu shot she never had flu. Treatment: She stated no. It was only three days, but it was scary, she kept thinking. No treatment for it, she just smelled, it was not, just in the house. It was in the car, it was outside and fresh air so, it was like everywhere she just kept looking around if something was melting or burning. No additional Vaccines Administered on Same Date of the PFIZER Suspect. The patient had no prior vaccinations within 4 weeks. The patient had no adverse events following prior vaccinations. No relevant tests done.  QR Comment: Reporter type could not be probed hence captured by default as Consumer or other non-health professional in tab.