blood clots in both lungs; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP).  An 89-year-old male patient received BNT162b2, BNT162b2 omi ba.4-5 (BNT162B2, BNT162B2 OMI BA.4-5), on 13Dec2022 as dose 4 (booster), single (Lot number: GJ3275) at the age of 89 years intramuscular, in right arm for covid-19 immunisation. The patient's relevant medical history included: "Blood pressure" (unspecified if ongoing). Concomitant medication(s) included: VALSARTAN oral taken for blood pressure abnormal. Vaccination history included: BNT162b2 (DOSE 1, SINGLE, Time: unknown, probably given in the morning. , Route of Administration: intramuscular; , Batch/Lot number: EL1283.), administration date: 16Jan2021, when the patient was 87-year-old, for COVID-19 immunization; BNT162b2 (DOSE 2, SINGLE, Time: between 11:30 to 13:00., Anatomical location: Unknown arm., ROA: intramuscular;, Batch/Lot number: Unable to Locate or Read the Details;, Other, please specify: She says the first letter is hard to read, it could be an F or an E, then the rest is N6201. , The LOT number is handwritten on the vaccine card.), administration date: 13Feb2021, when the patient was 87-year-old, for COVID-19 Immunization; BNT162b2 (DOSE 3 (BOOSTER), SINGLE, Time: 16:30., Anatomical Site of injection: right arm., Route of Administration: intramuscular;, Batch/Lot number: LOT was handwritten caller says it looks like FE3590, it could be an E or a B then 3590, she can't tell.), administration date: 01Oct2021, when the patient was 87-year-old, for COVID-19 Immunization; Flu shot (flu shot in the second week of Oct2022, on Monday or Tuesday), administration date: Oct2022, for Immunization. The following information was reported: PULMONARY THROMBOSIS (hospitalization, medically significant) with onset 17Dec2022, outcome "recovered", described as "blood clots in both lungs". The patient was hospitalized for pulmonary thrombosis (start date: 17Dec2022, discharge date: 20Dec2022, hospitalization duration: 4 day(s)). The event "blood clots in both lungs" required emergency room visit. The patient underwent the following laboratory tests and procedures: Computerised tomogram: (unspecified date) Unknown Results; Echocardiogram: (unspecified date) heart was fine, it didn't do any damage; Blood clots: (17Dec2022) his blood clots were on the right side lung, notes: and affected right side heart; X-ray: (unspecified date) Unknown Results. Therapeutic measures were taken as a result of pulmonary thrombosis.  Clinical course: Other concomitant medicinal product name as reported by the primary source: Water Pill. Consumer called for her husband for the Pfizer bivalent GJ3275 booster (injected intramuscularly into his right upper arm). On 13Dec2022 patient received this vaccine, then on 17Dec2022 he had blood clots in both lungs then had a procedure, interventional radiology, which saved his life. The blood clots were three days after he got that vaccine. They consulted four, clarified to three, different doctors: a GP, an interventional radiologist, and a hematologist. They feel like they do, that it is a contributing cause of blood clots, as he had had no symptoms. Patient was a 89 year old man, that was active and golfs everyday. He went to get the mail or newspaper and raised up and it hit him. They got him to the hospital and the emergency room did what they needed to do to find out what was wrong, which was blood clots to the top of both lungs. They took him from that hospital to the bigger hospital and the interventional radiologist got every one of them out. Patient had a handwritten vaccine card, he had this dose done at (facility name). NDC: not provided, initially provides LOT as GJ3275. EXP: not provided. The bivalent booster was his fourth dose. Indication: It was the booster that just came out, it was given around lunch time, noon. The flu vaccine and the Pfizer bivalent booster were given in the right arm, not at the same time, but this is consistent with what doctors said too, that his blood clots were on the right side lung and affected right side heart. They did an echocardiogram and his heart was fine, it didn't do any damage. Patient didn't do flu and COVID vaccines at the same time. They did a x-ray and a CT scan, and had the emergency room take him by ambulance to the larger hospital that had facilities to take care of him. They knew he had blood clots, and the doctor there was ready to receive him to do interventional radiology to remove them. The doctors said again today that they saved his life. Patient has recovered from the blood clots. but now he took Eliquis 5mg a day, clarified to twice a day, and he is under the care of a hematologist for that. He took the Eliquis 12 hours apart. Eliquis Manufacturer and it has Pfizer's name on it too. Patient got the flu shot at the same time, then later clarified he had his flu shot in the second week of Oct2022, on Monday or Tuesday. Consumer had no idea who manufacturer was, what the name of the flu shot was, it was done at it was done at (name), so whichever one they were doing at the time was done and was what they got. unspecified Flu shot NDC/LOT/EXP: unknown. Consumer initially said no to being asked if there were any recent new or relevant  medications the weeks prior to his blood clots, and she said he was on the same things he had been on. She later said he takes Valsartan for a blood pressure medicine, but right now he is only taking if his blood pressure is over 140 because he is on Eliquis. Prior to getting the booster he took 160mg. He also took a water pill and something for high cholesterol. No further details provided about the water pill or high cholesterol medication.