nausea; has been sleeping; she started throwing up; she lost her appetite/not able to eat anything; became sick; a red eye on the right side; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP) from medical information team. Other Case identifier(s): US-PFIZER INC-202200063664 (Pfizer).  A 62 year-old female patient received bnt162b2 (BNT162B2), administered in arm right, administration date 04Jan2022 09:30 (Lot number: FL3197) at the age of 62 years as dose 3 (booster), single for covid-19 immunisation. Relevant medical history included: "Mentally challenged" (unspecified if ongoing), notes: Diagnosis date: 20 years ago; "Blood pressure" (unspecified if ongoing); "Cholesterol" (unspecified if ongoing), notes: Investigation Assessment: No. Concomitant medication(s) included: RISPERIDONE; SERTRALINE; LISINOPRIL; ATORVASTATIN; LISINOPRIL HCTZ. Vaccination history included: Bnt162b2 (dose 1, lot number unknown), for covid 19 immunization, reaction(s): "did not have no side effects"; Bnt162b2 (dose 2, lot number unknown), for covid 19 immunization, reaction(s): "did not have no side effects". The following information was reported: SOMNOLENCE (non-serious) with onset 04Jan2022, outcome "unknown", described as "has been sleeping"; VOMITING (non-serious) with onset 04Jan2022, outcome "recovering", described as "she started throwing up"; DECREASED APPETITE (non-serious) with onset 04Jan2022, outcome "recovered" (2022), described as "she lost her appetite/not able to eat anything"; ILLNESS (non-serious) with onset 04Jan2022, outcome "unknown", described as "became sick"; OCULAR HYPERAEMIA (non-serious) with onset 2022, outcome "not recovered", described as "a red eye on the right side"; NAUSEA (non-serious) with onset 04Jan2022 17:00, outcome "recovered" (2022), described as "nausea". Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were not taken as a result of somnolence, vomiting, decreased appetite, illness, nausea. Therapeutic measures were taken as a result of ocular hyperaemia.  Additional information:  Vaccination anatomical site was right shoulder. Reporter mentioned that his wife received booster dose on Tuesday morning (04Jan2022), she was fine until Tuesday evening when she started throwing up, mentioned that she lost her appetite and has been sleeping since then. She did not want to eat anything and was still throwing up but not as bad. He mentioned that she cannot say what's wrong because she was mentally challenged, and mentioned that she had no fever, with her temperatures as 98 F yesterday and 99 F this morning. She had no problem with her first 2 doses, and it was a breeze, reporter was asking whether this is temporary. The patient was mentally challenged, so reporter must do and talk for her, as she was not able to do that. She had the reaction from Booster one, with the other two shot she did not have no side effects with them, but this Booster shot was taken Tuesday (04Jan2022) morning later the day she became sick, and she began to vomit and that's why right now she was not able to eat anything since Tuesday. Right now, she was just sick. She hasn't eaten many times since then, reporter tried to get her to eat something, but she has thrown up. Took her temperature yesterday and it was 98 point something, so it was okay and took her temperature this morning and it was still Ok; it was 99 so she had no running nose, not temperature anything but she still has not eat many times. Right now, she was just sleeping, she just meaning sleep ever since. Reporter just wanted to report it right now, reporter was just watching her fearful condition and just wanted to get some information from Pfizer like she has for just a day, two or just wait to see just will go away but reporter wanted to let it be known. Reporter stated, she never had no problem. Patient reported nausea, being sick and she could not eat along with a red eye on the right side which would be the side that she received the shot. The patient received the shot around 9:30 AM and the nausea started around 5 PM in the afternoon where the nausea got bad, and she started throwing up. Reporter stated for the next two days, she had no appetite and anything she ate, she would throw it up; the nausea has passed but the red eye remained, however it does not hurt or anything. Reporter had been putting over the counter eye drops (treatment for a red eye on the right side) for his wife, later clarified that she had nausea and could not eat but that has passed; also clarified that it is for the right eye. When probed for treatment for adverse events, reporter stated, this happened just yesterday, so we did nothing. Nobody did anything, we first called Pfizer, and nothing been done. The patient was still having the problems (event). Later stated that the nausea has passed, stated that on the side that she got the shot in that her eye is red. Stated that she got shot last Tuesday and the side effects started that afternoon. Later clarified that she had nausea and could not eat but that has passed.  No follow-up attempts are possible. No further information is expected.