throat closed and choked on me; chest pain; trouble breathing and chocked on me/cannot breath; throat closed and chocked on me; muscle weakness; getting week for some reason; dizzy; pain shoot up at left side; Feeling strange; headache; started to whack out; lung capacity is down to half; This spontaneous case was reported by a consumer and describes the occurrence of CHOKING (throat closed and choked on me) in a 57-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 040B21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included Heart attack in 2007 and Angioplasty in 2007. Concurrent medical conditions included Gastroesophageal reflux disease, Chronic obstructive pulmonary disease and Heart disorder. Concomitant products included METOPROLOL for Blood pressure high, IPRATROPIUM BROMIDE and SALBUTAMOL SULFATE (ALBUTEROL SULFATE) for Chronic obstructive pulmonary disease, ACETYLSALICYLIC ACID (ASPIRIN 81) for Heart disorder, VILAZODONE HYDROCHLORIDE (VIIBRYD), DESVENLAFAXINE, FLUTICASONE FUROATE, VILANTEROL TRIFENATATE (BREO ELLIPTA) and TIOTROPIUM BROMIDE MONOHYDRATE (SPIRIVA RESPIMAT) for Psychosis.   On 17-Apr-2021, the patient received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On an unknown date, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 14-May-2021, the patient experienced TOTAL LUNG CAPACITY DECREASED (lung capacity is down to half). On an unknown date,  after starting mRNA-1273 (Moderna COVID-19 Vaccine), the patient experienced CHOKING (throat closed and choked on me) (seriousness criterion medically significant), CHEST PAIN (chest pain), DYSPNOEA (trouble breathing and chocked on me/cannot breath), THROAT TIGHTNESS (throat closed and chocked on me), MUSCULAR WEAKNESS (muscle weakness), ASTHENIA (getting week for some reason), DIZZINESS (dizzy), PAIN (pain shoot up at left side), FEELING ABNORMAL (Feeling strange), HEADACHE (headache) and FATIGUE (started to whack out). At the time of the report, CHOKING (throat closed and choked on me), CHEST PAIN (chest pain), DYSPNOEA (trouble breathing and chocked on me/cannot breath), THROAT TIGHTNESS (throat closed and chocked on me), TOTAL LUNG CAPACITY DECREASED (lung capacity is down to half), MUSCULAR WEAKNESS (muscle weakness), ASTHENIA (getting week for some reason), DIZZINESS (dizzy), PAIN (pain shoot up at left side), FEELING ABNORMAL (Feeling strange), HEADACHE (headache) and FATIGUE (started to whack out) outcome was unknown.            The patient presented to the Emergency Room for his symptoms on 22-Apr-2021 and 01-May-2021. Additionally, on 17-May-2021, he went to his doctor who told him his lung capacity was down to half.   No treatment information was provided.  The patient received both scheduled doses of mRNA-1273 prior to the events therefore, action taken with the drug in response to the event is not applicable.  Based on current available information and the temporal association between product use and the start date of the events a causal relationship cannot be excluded.   This case was linked to MOD-2021-148103 (Patient Link).; Sender's Comments: Based on current available information and the temporal association between product use and the start date of the events a causal relationship cannot be excluded.