very bad reaction; marks on her face and arms; Confuse; Redness in her face; Vomiting; Nausea; Fever; Not responding to anything / Couldn't talk; Pain all over the body; Acting not herself, senseless, not responding to anything/"senseless" for two days; Left arm blisters; Swelling of the arms; Eye swelling that made her unable to open her eyes; Passed urine in bed; This spontaneous case was reported by a consumer and describes the occurrence of DISORIENTATION (Acting not herself, senseless, not responding to anything/"senseless" for two days), BLISTER (Left arm blisters), PERIPHERAL SWELLING (Swelling of the arms), EYE SWELLING (Eye swelling that made her unable to open her eyes) and URINARY INCONTINENCE (Passed urine in bed) in a 64-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 044A21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concomitant products included PROPRANOLOL HYDROCHLORIDE (INDERAL LA) for Migraine and Tremor, UBIDECARENONE (COQ 10) for Supplementation therapy, VITAMIN C [ASCORBIC ACID] for Vitamin C supplementation.    On 10-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 10-Mar-2021, the patient experienced DISORIENTATION (Acting not herself, senseless, not responding to anything/"senseless" for two days), BLISTER (Left arm blisters), PERIPHERAL SWELLING (Swelling of the arms), EYE SWELLING (Eye swelling that made her unable to open her eyes), URINARY INCONTINENCE (Passed urine in bed) and MYALGIA (Pain all over the body). On 10-Mar-2021 at 6:00 PM, the patient experienced SPEECH DISORDER (Not responding to anything / Couldn't talk), VOMITING (Vomiting), NAUSEA (Nausea) and PYREXIA (Fever). On 11-Mar-2021, the patient experienced ERYTHEMA (Redness in her face). On 12-Mar-2021, the patient experienced CONFUSIONAL STATE (Confuse). On an unknown date, the patient experienced VACCINATION COMPLICATION (very bad reaction) and RASH (marks on her face and arms). The patient was treated with PARACETAMOL (TYLENOL) for Adverse event, at an unspecified dose and frequency and IBUPROFEN (ADVIL [IBUPROFEN]) for Adverse event, at an unspecified dose and frequency. At the time of the report, DISORIENTATION (Acting not herself, senseless, not responding to anything/"senseless" for two days), BLISTER (Left arm blisters), PERIPHERAL SWELLING (Swelling of the arms), EYE SWELLING (Eye swelling that made her unable to open her eyes), ERYTHEMA (Redness in her face), CONFUSIONAL STATE (Confuse), SPEECH DISORDER (Not responding to anything / Couldn't talk), VACCINATION COMPLICATION (very bad reaction), RASH (marks on her face and arms), MYALGIA (Pain all over the body), VOMITING (Vomiting), NAUSEA (Nausea) and PYREXIA (Fever) was resolving and URINARY INCONTINENCE (Passed urine in bed) outcome was unknown.        The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.       On 12-Mar-2021 the patient was examined by a neurologist and was unable to talk during the consultation, no specific tests or diagnosis were provided by the reporter. By 13-May-2021 the patient was improving, she was "on her senses" and able to eat. Other treatment medications included water talcum powder for blisters, unspecified cream and steroids.   Most recent FOLLOW-UP information incorporated above includes: On 22-Jul-2021: Additional events added and treatment information updated.