Chest pain; While she talks, she feels like gasping for air/felt lack of air she had to breathe through her mouth to get air in; Weakness; Felt like someone was rubbing her legs (like pressure); Throat pain; Felt pain like needles stabbing her in the neck area; Vomiting; Feeling feverish; Nausea; trouble concentrating/could not focus; Felt febrile (like burning inside but without actual temperature); Extreme tiredness; Feeling like fainting; High blood pressure; had to leave work because of her symptoms; intestines were "all swollen"; Pain in the arm of the injection; Difficulty to pee; Irregular heartbeat; Wasn't able to sleep; Headache; This spontaneous case was reported by a consumer and describes the occurrence of DIZZINESS (Feeling like fainting), DYSPNOEA (While she talks, she feels like gasping for air/felt lack of air she had to breathe through her mouth to get air in), PAIN IN EXTREMITY (Pain in the arm of the injection), DYSURIA (Difficulty to pee) and HEART RATE IRREGULAR (Irregular heartbeat) in a 41-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 053E21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concurrent medical conditions included Heartbeats irregular and Iodine allergy (Allergic to the iodine contrast, they are still trying to figure out how to do it).    On 26-Aug-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 26-Aug-2021, the patient experienced PAIN IN EXTREMITY (Pain in the arm of the injection), DYSURIA (Difficulty to pee), HEART RATE IRREGULAR (Irregular heartbeat), INSOMNIA (Wasn't able to sleep) and HEADACHE (Headache). On 27-Aug-2021, the patient experienced GASTROINTESTINAL INFLAMMATION (intestines were "all swollen"). On 28-Aug-2021, the patient experienced DIZZINESS (Feeling like fainting), HYPERTENSION (High blood pressure), LOSS OF PERSONAL INDEPENDENCE IN DAILY ACTIVITIES (had to leave work because of her symptoms) and FATIGUE (Extreme tiredness). On 29-Aug-2021, the patient experienced DISTURBANCE IN ATTENTION (trouble concentrating/could not focus) and FEELING HOT (Felt febrile (like burning inside but without actual temperature)). On 30-Aug-2021, the patient experienced NECK PAIN (Felt pain like needles stabbing her in the neck area), VOMITING (Vomiting), PYREXIA (Feeling feverish) and NAUSEA (Nausea). On 31-Aug-2021, the patient experienced OROPHARYNGEAL PAIN (Throat pain). On 02-Sep-2021, the patient experienced LIMB DISCOMFORT (Felt like someone was rubbing her legs (like pressure)). On 04-Sep-2021, the patient experienced ASTHENIA (Weakness). On 06-Sep-2021, the patient experienced DYSPNOEA (While she talks, she feels like gasping for air/felt lack of air she had to breathe through her mouth to get air in). On 16-Sep-2021, the patient experienced CHEST PAIN (Chest pain). At the time of the report, DIZZINESS (Feeling like fainting), PAIN IN EXTREMITY (Pain in the arm of the injection), DYSURIA (Difficulty to pee), HEART RATE IRREGULAR (Irregular heartbeat), INSOMNIA (Wasn't able to sleep), GASTROINTESTINAL INFLAMMATION (intestines were "all swollen"), HYPERTENSION (High blood pressure), LOSS OF PERSONAL INDEPENDENCE IN DAILY ACTIVITIES (had to leave work because of her symptoms), DISTURBANCE IN ATTENTION (trouble concentrating/could not focus), NECK PAIN (Felt pain like needles stabbing her in the neck area), OROPHARYNGEAL PAIN (Throat pain), LIMB DISCOMFORT (Felt like someone was rubbing her legs (like pressure)), CHEST PAIN (Chest pain), FEELING HOT (Felt febrile (like burning inside but without actual temperature)), ASTHENIA (Weakness), VOMITING (Vomiting), HEADACHE (Headache), PYREXIA (Feeling feverish) and NAUSEA (Nausea) outcome was unknown and DYSPNOEA (While she talks, she feels like gasping for air/felt lack of air she had to breathe through her mouth to get air in) and FATIGUE (Extreme tiredness) had not resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 29-Aug-2021, Blood pressure measurement: high (High) High. On 13-Sep-2021, Blood pressure measurement: normal (normal) Blood pressure was OK.     The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.       Concomitant product use was not provided by the reporter.  On 15-Sep-2021 patient had  headache, felt a lack of air, low intensity and her heartbeat was still irregular, medium. On 16-Sep-2021, the patient felt  irregular heartbeat, low intensity. On 17-Sep-2021, the patient felt chest pain, lack of air - low intensity. On 19-Sep-2021, the patient felt irregular heartbeat - low intensity.  On20-Sep-2021, the patient felt lack of air - high intensity. On 21-Sep-2021, the patient felt lack of air - medium. The patient was worried that the second dose will make everything even worse, went to a cardiologist and talked with an internist by the phone. They took some blood work and a chest X-ray. Also, they ordered a CT scan of her lungs, results were not reported.  Treatment information was not provided.