her face was red and flush; her face was red and flush; she felt very woozy on the the next day; she got sever elevated blood peruse, she has high blood pressure, but it was so much that they lower her medication,and when she took her pressure it was 167 over 105 very elevated compare to her low blood pressure; This spontaneous case was reported by a patient and describes the occurrence of HYPERTENSION (she got sever elevated blood peruse, she has high blood pressure, but it was so much that they lower her medication,and when she took her pressure it was 167 over 105 very elevated compare to her low blood pressure), ERYTHEMA (her face was red and flush), FLUSHING (her face was red and flush) and DIZZINESS (she felt very woozy on the the next day) in a 78-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 005M21A, 017e21a, 029l20a and 02bc20a) for COVID-19 vaccination.     The patient did not have allergy.  The patient had no medical history relating to mentioned adverse events at the time of vaccination.  Concurrent medical conditions included Rheumatoid arthritis and Blood pressure high (on blood pressure medication). Concomitant products included HYDROXYCHLOROQUINE SULFATE, HYDROCHLOROTHIAZIDE, IRBESARTAN (AVALIDE), AMLODIPINE BESILATE (NORVASC) and COLECALCIFEROL (VITAMIN D [COLECALCIFEROL]) for an unknown indication.   On 29-Dec-2020, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 26-Jan-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 13-Apr-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 07-Apr-2022 at 7:00 PM, received fourth dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 07-Apr-2022,  after starting mRNA-1273 (Moderna COVID-19 Vaccine), the patient experienced HYPERTENSION (she got sever elevated blood peruse, she has high blood pressure, but it was so much that they lower her medication,and when she took her pressure it was 167 over 105 very elevated compare to her low blood pressure). On 08-Apr-2022, the patient experienced ERYTHEMA (her face was red and flush), FLUSHING (her face was red and flush) and DIZZINESS (she felt very woozy on the the next day). At the time of the report, HYPERTENSION (she got sever elevated blood peruse, she has high blood pressure, but it was so much that they lower her medication,and when she took her pressure it was 167 over 105 very elevated compare to her low blood pressure), ERYTHEMA (her face was red and flush), FLUSHING (her face was red and flush) and DIZZINESS (she felt very woozy on the the next day) had resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 08-Apr-2022, Blood pressure measurement: 167 over 105 (High) very elevated compare patient's low blood pressure. In April 2022, Blood pressure measurement: 118 over 70 (normal) It was patient's normal blood pressure.     For mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown), the reporter did not provide any causality assessments.   The patient was concomitantly receiving "blood pressure medication (not specified).  No other vaccines were given within 1 month prior to Moderna COVID-19 vaccine. The patient never had COVID or diagnosed with COVID.   The patient received third dose on 13-Apr2021 due to her Rheumatoid arthritis.The patient reported that on 7-Apr-2022 at 7 PM, she got the First Booster of the Moderna. She stated that it was her fourth shot, and that she shouldn't have received the third dose, and that she considerate as her second booster because her third dose was too close to her primary vaccination series and that she was planning to have a second booster on the Aug-2022. After the first booster dose, the patient experienced severe elevated blood pressure and her medications were lowered. The patient felt woozy on the next day. The BP was 167 over 105 and was able to discover on the 8-Apr-2022, afternoon, how high blood pressure was, and was able to bring it down over the weekend to 118 over 70 which was her normal blood pressure.   The adverse event did not cause patient to seek medical care. The patient did not experience a similar event in the past. No treatment drug was reported.