He could not eat anything/also had not eaten anything from Monday until Wednesday; feeling really bad; low grade fever/fever/high fever; He says that everything tasted terrible, even water; respiratory symptoms seem to be going down into his chest and he feels a tightness in his chest from breathing as well; flu like symptoms; nose from running; feels a tightness in his chest; He was only getting out of bed to go to the bathroom; This spontaneous case was reported by a patient and describes the occurrence of RESPIRATORY SYMPTOM (respiratory symptoms seem to be going down into his chest and he feels a tightness in his chest from breathing as well), INFLUENZA LIKE ILLNESS (flu like symptoms), FEELING ABNORMAL (feeling really bad), TASTE DISORDER (He says that everything tasted terrible, even water) and FEEDING DISORDER (He could not eat anything/also had not eaten anything from Monday until Wednesday) in a 70-year-old male patient who received mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (batch no. AS7172B) for COVID-19 prophylaxis. The occurrence of additional non-serious events is detailed below.     No Medical History information was reported.    On 21-Jan-2023, the patient received fourth dose of mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (unknown route) 1 dosage form. In January 2023, the patient experienced RESPIRATORY SYMPTOM (respiratory symptoms seem to be going down into his chest and he feels a tightness in his chest from breathing as well), INFLUENZA LIKE ILLNESS (flu like symptoms), TASTE DISORDER (He says that everything tasted terrible, even water), RHINORRHOEA (nose from running), CHEST DISCOMFORT (feels a tightness in his chest) and LOSS OF PERSONAL INDEPENDENCE IN DAILY ACTIVITIES (He was only getting out of bed to go to the bathroom). On 22-Jan-2023,  after starting mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)), the patient experienced FEELING ABNORMAL (feeling really bad) and PYREXIA (low grade fever/fever/high fever). On 23-Jan-2023, the patient experienced FEEDING DISORDER (He could not eat anything/also had not eaten anything from Monday until Wednesday). The patient was treated with ASPIRIN [ACETYLSALICYLIC ACID] in January 2023 at an unspecified dose and frequency; PARACETAMOL (TYLENOL) in January 2023 at an unspecified dose and frequency and CHLORPHENAMINE MALEATE (ANTIHISTAMINICO) in January 2023 for Runny nose, at an unspecified dose and frequency. On 25-Jan-2023, FEEDING DISORDER (He could not eat anything/also had not eaten anything from Monday until Wednesday) had resolved. At the time of the report, RESPIRATORY SYMPTOM (respiratory symptoms seem to be going down into his chest and he feels a tightness in his chest from breathing as well), INFLUENZA LIKE ILLNESS (flu like symptoms), FEELING ABNORMAL (feeling really bad), TASTE DISORDER (He says that everything tasted terrible, even water), RHINORRHOEA (nose from running), CHEST DISCOMFORT (feels a tightness in his chest) and LOSS OF PERSONAL INDEPENDENCE IN DAILY ACTIVITIES (He was only getting out of bed to go to the bathroom) outcome was unknown and PYREXIA (low grade fever/fever/high fever) had not resolved. DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): In January 2023, Body temperature: low grade fever of 100-101F. On 23-Jan-2023, Body temperature: 104 high fever of 104F. Concomitant medication was not reported. Reporter states that he received his Moderna COVID-19 bivalent booster shot on Saturday, 21JAN2023 at approximately 5 PM. His previous doses were all Moderna as well. He has received the primary series as well as one booster dose of the Moderna COVID-19 vaccine previously. He does not have his vaccination record and could not provide the lot numbers for his previous doses at this time. On Sunday, 22JAN2023, he started feeling really bad like he normally did with previous shots. He suffered like he has never suffered before in his life. He says that he has never experienced anything like this before. His fever finally broke late Wednesday night. He wanted to have chocolate cake and says that usually you can't separate him from chocolate cake, but this time he did not even want to eat chocolate cake. He says that the upper respiratory symptoms seem to be going down into his chest and he feels a tightness in his chest from breathing as well. He says that this is the worst flu-like symptoms he has ever experienced. It's like flu times 10.   This case was linked to MODERNATX, INC.-MOD-2023-705259, MODERNATX, INC.-MOD-2023-705266 (E2B Linked Report).; Sender's Comments:  MODERNATX, INC.-MOD-2023-705266:primary series MODERNATX, INC.-MOD-2023-705259:1st booster case