he didn't want to wake up he was extra tired; no appetite; slight fever; congestion; red eyes; lost his sense of taste and smell; lost his sense of taste and smell; booster; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the parent.  A 16 year-old male patient received bnt162b2 (COMIRNATY), administered in arm left, administration date 22Dec2021 20:30 (Batch/Lot number: unknown) at the age of 16 years as dose number unknown (booster), single for covid-19 immunisation. Relevant medical history included: "Asthma" (unspecified if ongoing), notes: states this was diagnosed when he was little and is stable; "Penicillin allergy" (unspecified if ongoing). There were no concomitant medications. Vaccination history included: Bnt162b2 (DOSE: 1, Time: 6:30pm, Anatomical site: left arm, lot EW0182. , Expiry 31Aug2021.), administration date: 13May2021, when the patient was 15 years old, for COVID-19 immunization; Bnt162b2 (DOSE: 2, Time: 6:30pm, Anatomical site: left arm, lot EW0178. , Expiry 31Aug2021.), administration date: 03Jun2021, when the patient was 15 years old, for COVID-19 immunization. The following information was reported: IMMUNISATION (non-serious) with onset 22Dec2021 20:30, outcome "unknown", described as "booster"; FATIGUE (non-serious) with onset 23Dec2021, outcome "unknown", described as "he didn't want to wake up he was extra tired"; DECREASED APPETITE (non-serious) with onset 23Dec2021, outcome "unknown", described as "no appetite"; PYREXIA (non-serious) with onset 23Dec2021, outcome "unknown", described as "slight fever"; NASAL CONGESTION (non-serious) with onset 23Dec2021, outcome "unknown", described as "congestion"; OCULAR HYPERAEMIA (non-serious) with onset 23Dec2021, outcome "unknown", described as "red eyes"; AGEUSIA (non-serious), ANOSMIA (non-serious) all with onset 23Dec2021, outcome "unknown" and all described as "lost his sense of taste and smell". Therapeutic measures were taken as a result of fatigue, decreased appetite, pyrexia.  Additional information: Patient received vaccine at Pharmacy/Drug Store. Reporter was a Consumer, calling on behalf of her son who got the Pfizer covid-19 booster shot last night. Reporter mentioned, "today he didn't want to wake up he was extra tired, no appetite, slight fever, congestion and red eyes, he lost his sense of taste and smell. Was this common after the booster?" Reporter also said that she did talk to their doctor this morning before she called us and the doctor told to wait 24 hours after the vaccine and see what was his symptoms were. Reporter asked, "is these side effects are normal especially the loss of his smell and taste?". Reporter stated she was wondering if that was common. Response: Spoke from the attached CONS-what are the risks of the vaccine (v10.0), stated that tiredness and fever has been reported as common side effects of the vaccine, while for the no appetite, no exact words, but nausea, vomiting and diarrhoea may be connected to it. While for the congestion, red eyes, loss of taste and smell, no matching symptoms on the reported side effects of the vaccine. Refer to the doctor for further guidance. Reporter relays that now she was concerned as he was fine before the vaccine. Stated that maybe he was contagious before he got it but before the booster he was fine. Stated that this morning he was extra tired, no appetite, slight fever and she gave him Tylenol, congestion, red eyes and everything. Reporter stated she has not heard him coughing. Stated her main concern is the loss of smell and taste. Reporter stated her concern was what should she do, wait or she doesn't know if she should test him will it be right, she doesn't know what to do. Reporter declines to provide. Stated she talked to his doctor before calling Pfizer and was told they have to wait 24 hours after the vaccine and see how symptoms are. Stated she was reading about side effect and there are none about losing taste and smell. Reporter does not know if it was adult or paediatric. Reporter stated the NDC, lot and expiry were not written on his card. Stated that his brother had his at the same time so she assumed the lots would be the same. Additional Vaccines Administered on Same Date of the Pfizer Suspect was reported as none. Adverse Event (AE) Details included events Started this morning. No events led to Emergency Room visit or physician office visit. Prior Vaccinations (within 4 weeks) were reported as none. Adverse events following prior vaccinations included she Stated he was feeling a little weird but nothing before.  The lot number for bnt162b2 was not provided and will be requested during follow up.