Muscle twitching; Tinnitus; Intense nose bleeds for about 3 days; Eczema I had on my arms flared up; Eczema I had on my arms flared up; Eczema I had on my arms flared up, causing intense pain; Brain fog; Phantom smells (when you smell something that's not there, such as smoke or sewage).; Dose received: 3; This is a spontaneous report received from contactable reporter (consumer or other non-HCP). The reporter is the patient.  A 27-year-old female patient (not pregnant) received bnt162b2 (BNT162B2), administered in arm left, administration date 19Oct2021 (Lot number: FH8020) at the age of 27 years as dose 3 (booster), single for COVID-19 immunisation. Relevant medical history included: "COVID-19" start date: an unknown date in Mar2020 (unspecified if ongoing), notes: Long Covid/ Prior to vaccination, was the patient diagnosed with COVID-19?:Yes; "Asthma" (unspecified if ongoing); "Eczema" (ongoing); "Cranial nerve sensory neuropathy" (unspecified if ongoing), notes: post viral vagal neuropathy; "EBV infection reactivation" (unspecified if ongoing), notes: Reactivated EBV; "Human herpesvirus 6 infection reactivation" (unspecified if ongoing), notes: Reactivated HHV 6; "Brain injury" (unspecified if ongoing), notes: Brain injury (due to covid) and "Post-traumatic stress disorder" (unspecified if ongoing), notes: PTSD. Concomitant medications included: FLU SHOT taken for Immunisation on 29Sep2021; PINDOLOL; LEXAPRO and SYMBICORT. Vaccination history included: Bnt162b2 (DOSE 1, SINGLE, Lot Number : EM9810), administration date: 19Feb2021, when the patient was 27 years old, for COVID-19 immunisation and Bnt162b2 (DOSE 2, SINGLE, Lot Number : EM6202), administration date: 12Mar2021, when the patient was 27 years old, for COVID-19 immunisation.  The following information was reported: IMMUNISATION (non-serious) with onset 19Oct2021, outcome "unknown", described as "Dose received: 3"; MUSCLE TWITCHING (non-serious) with onset 19Oct2021 at 22:00, outcome "recovered with sequelae" (22Oct2021), described as "Muscle twitching"; TINNITUS (non-serious) with onset 19Oct2021 at 22:00, outcome "recovered with sequelae" (22Oct2021), described as "Tinnitus"; EPISTAXIS (non-serious) with onset 19Oct2021 at 22:00, outcome "recovered with sequelae" (22Oct2021), described as "Intense nose bleeds for about 3 days"; ECZEMA (non-serious) with onset 19Oct2021 at 22:00, outcome "recovered with sequelae" (an unknown date in 2021), described as "Eczema I had on my arms flared up"; CONDITION AGGRAVATED (non-serious) with onset 19Oct2021 at 22:00, outcome "recovered with sequelae" (an unknown date in 2021), described as "Eczema I had on my arms flared up,"; PAIN (non-serious) with onset 19Oct2021 at 22:00, outcome "recovered with sequelae" (an unknown date in 2021), described as "Eczema I had on my arms flared up, causing intense pain"; FEELING ABNORMAL (non-serious) with onset 19Oct2021 at 22:00, outcome "recovered with sequelae" (an unknown date in 2021), described as "Brain fog"; PAROSMIA (non-serious) with onset 19Oct2021 at 22:00, outcome "recovered with sequelae" (an unknown date in 2021), described as "Phantom smells (when you smell something that's not there, such as smoke or sewage)". Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were taken as a result of eczema and condition aggravated.  Additional Information: Prior to the vaccination, the patient was diagnosed with COVID-19. The patient received other vaccine within four weeks prior to COVID vaccine. The events did not result in doctor or other healthcare professional office/clinic visit, emergency room/department or urgent care. Treatment included Elidel cream for eczema. It was reported that patient was a long Covid patient and had symptoms every day since Mar2021. Her eczema had gone down extremely slowly and had not returned to a manageable point yet. Since the vaccination, the patient had been tested for COVID-19. The patient underwent the following laboratory tests and procedures which included: SARS-CoV-2 test (PCR) by test type nasal swab on 03Dec2021 and the result was negative.