pressure in ER was "possibly 200/100; massive itching; Chest pressure; chills; short of breath; Injection site turned red sore and itchy; Injection site turned red sore and itchy; Injection site turned red sore and itchy; Dizziness; Heart Racing; Ear Pain; Headache; This spontaneous case was reported by a consumer and describes the occurrence of BLOOD PRESSURE INCREASED (pressure in ER was "possibly 200/100) in a 72-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 001B21A and 031L20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included No adverse event (No relevant medical history reported). Concomitant products included ESTROGENS CONJUGATED (PREMARIN) and VITAMINS NOS for an unknown indication.   On 14-Feb-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 14-Mar-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On 14-Mar-2021, the patient experienced EAR PAIN (Ear Pain) and HEADACHE (Headache). On 14-Mar-2021 at 3:00 PM, the patient experienced DIZZINESS (Dizziness) and PALPITATIONS (Heart Racing). On 14-Mar-2021 at 5:00 PM, the patient experienced DYSPNOEA (short of breath), VACCINATION SITE PRURITUS (Injection site turned red sore and itchy), VACCINATION SITE ERYTHEMA (Injection site turned red sore and itchy) and VACCINATION SITE PAIN (Injection site turned red sore and itchy). On 15-Mar-2021 at 11:30 AM, the patient experienced BLOOD PRESSURE INCREASED (pressure in ER was "possibly 200/100) (seriousness criterion hospitalization). On 18-Mar-2021, the patient experienced CHEST DISCOMFORT (Chest pressure) and CHILLS (chills). On 22-Mar-2021, the patient experienced PRURITUS (massive itching). The patient was hospitalized from 15-Mar-2021 to 17-Mar-2021 due to BLOOD PRESSURE INCREASED. On 14-Mar-2021 at 1:00 PM, EAR PAIN (Ear Pain) and HEADACHE (Headache) had resolved. On 18-Mar-2021, CHEST DISCOMFORT (Chest pressure) had resolved. On 21-Mar-2021, CHILLS (chills) had resolved. At the time of the report, BLOOD PRESSURE INCREASED (pressure in ER was "possibly 200/100), DYSPNOEA (short of breath), DIZZINESS (Dizziness), VACCINATION SITE PRURITUS (Injection site turned red sore and itchy), VACCINATION SITE ERYTHEMA (Injection site turned red sore and itchy) and VACCINATION SITE PAIN (Injection site turned red sore and itchy) outcome was unknown, PALPITATIONS (Heart Racing) had resolved and PRURITUS (massive itching) had not resolved. DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 14-Mar-2021, Blood pressure measurement: 123/76 (normal) normal. On 14-Mar-2021, Heart rate: 95 (normal) normal. On 15-Mar-2021, Blood pressure measurement: 200/100 (High) patient unsure, but believes pressure in ER was possibly 200/100. On 18-Mar-2021, Body temperature: 98.8 (normal) normal.  Patient was pre-medicated with ibuprofen and cetirizine on 14mar2021. In the ER, doctor recommended that she discontinue ibuprofen due to blood pressure and heart rate concerns.  Her doctor prescribed triamcinolone for her itchy arm on 17mar2021. Based on the current available information and the temporal association between the product use and the start date of the events a causal relationship cannot be excluded.; Sender's Comments: Based on the current available information and the temporal association between the product use and the start date of the events a causal relationship cannot be excluded.