second dose: vertigo; second dose: headache; second dose: nauseous to the point she was gagging where she felt like she was going to throw up; second dose: nauseous to the point she was gagging where she felt like she was going to throw up; second dose: diarrhea; second dose: brain fog; second dose: left sore arm; second dose: chills; second dose: fever of 101.2, 100.1; second dose: sore throat; This is a spontaneous report received from contactable reporter(s) (Other HCP). The reporter is the patient.  A 23 year-old female patient received bnt162b2 (BNT162B2), intramuscular, administered in arm left, administration date 15Sep2021 18:30 (Lot number: FF2587) at the age of 23 years as dose 2, single for covid-19 immunisation. Relevant medical history included: "Anxiety", start date: Mar2021 (ongoing), notes: Patient History: Yes, Patient history: Anxiety (From: Mar2021 To: Ongoing); "Attention deficit hyperactivity disorder", start date: Mar2021 (ongoing), notes: Patient history: ADHD (From: Mar2021 To: Ongoing); "Covid 19 infection", start date: Jan2021 (unspecified if ongoing), notes: Patient history: Covid 19 infection (From: Jan2021 To: Unspecified); "Anxiety" (ongoing). Concomitant medication(s) included: LEXAPRO taken for anxiety, start date: Mar2021 (ongoing); TAYTULLA taken for contraception (ongoing); MULTIVIT FOR WOMEN COMPLEX (ongoing). Vaccination history included: Bnt162b2, administration date: 25Aug2021, for Covid-19 Immunization, reaction(s): "first dose: feverish", "first dose: had sweats", "first dose: got very hot"; Bnt162b2, administration date: 26Aug2021, for Covid-19 Immunization, reaction(s): "first dose: diarrhea", "first dose: left sore arm"; Gsk flu vaccine, administration date: 25Sep2021. The following information was reported: HEADACHE (non-serious) with onset 16Sep2021, outcome "recovered" (18Sep2021), described as "second dose: headache"; NAUSEA (non-serious), RETCHING (non-serious) all with onset 16Sep2021, outcome "recovered" (18Sep2021) and all described as "second dose: nauseous to the point she was gagging where she felt like she was going to throw up"; DIARRHOEA (non-serious) with onset 16Sep2021, outcome "recovered" (18Sep2021), described as "second dose: diarrhea"; FEELING ABNORMAL (non-serious) with onset 16Sep2021, outcome "recovered" (18Sep2021), described as "second dose: brain fog"; PAIN IN EXTREMITY (non-serious) with onset 16Sep2021, outcome "not recovered", described as "second dose: left sore arm"; CHILLS (non-serious) with onset 16Sep2021, outcome "recovered" (18Sep2021), described as "second dose: chills"; PYREXIA (non-serious) with onset 16Sep2021, outcome "recovered" (18Sep2021), described as "second dose: fever of 101.2, 100.1"; OROPHARYNGEAL PAIN (non-serious) with onset 16Sep2021, outcome "not recovered", described as "second dose: sore throat"; VERTIGO (non-serious) with onset 17Sep2021 09:00, outcome "recovered" (18Sep2021), described as "second dose: vertigo". Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were taken as a result of headache, pain in extremity, pyrexia. Therapeutic measures were not taken as a result of diarrhoea, oropharyngeal pain, vertigo. No follow-up attempts are possible. No further information is expected.