hair fall; itchy scalp; small bumps all over her back; red raised lines all over her back; scratching her throat; small hives appeared all around her body/she had hives all over her back. From then on up until today she has had hives everywhere every day.; This spontaneous case was reported by a patient and describes the occurrence of THROAT IRRITATION (scratching her throat), ALOPECIA (hair fall), PRURITUS (itchy scalp), SWELLING (small bumps all over her back) and URTICARIA (small hives appeared all around her body/she had hives all over her back. From then on up until today she has had hives everywhere every day.) in a 30-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 060H21A, 048B21A and 017B21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     No Medical History information was reported.   On 27-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 24-Apr-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 09-Dec-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 21-Dec-2021, the patient experienced THROAT IRRITATION (scratching her throat) and URTICARIA (small hives appeared all around her body/she had hives all over her back. From then on up until today she has had hives everywhere every day.). On 22-Dec-2021, the patient experienced SWELLING (small bumps all over her back) and RASH ERYTHEMATOUS (red raised lines all over her back). On an unknown date, the patient experienced ALOPECIA (hair fall) and PRURITUS (itchy scalp). The patient was treated with MONTELUKAST ongoing since an unknown date for Adverse event, at an unspecified dose and frequency; ALUMINIUM HYDROXIDE GEL, DRIED, MAGNESIUM CARBONATE (PEPCID [ALUMINIUM HYDROXIDE GEL, DRIED;MAGNESIUM CARBONATE]) ongoing since an unknown date for Adverse event, at an unspecified dose and frequency; CETIRIZINE HYDROCHLORIDE (ZYRTEC [CETIRIZINE HYDROCHLORIDE]) ongoing since an unknown date for Adverse event, at an unspecified dose and frequency and LEVOCETIRIZINE DIHYDROCHLORIDE (ALLEGRA [LEVOCETIRIZINE DIHYDROCHLORIDE]) for Adverse event, at an unspecified dose and frequency. At the time of the report, THROAT IRRITATION (scratching her throat), ALOPECIA (hair fall), PRURITUS (itchy scalp), SWELLING (small bumps all over her back) and RASH ERYTHEMATOUS (red raised lines all over her back) outcome was unknown and URTICARIA (small hives appeared all around her body/she had hives all over her back. From then on up until today she has had hives everywhere every day.) had not resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, Allergy test: negative (Negative) Negative.         Concomitant product use was not provided by the reporter.  Starting 21 Dec 2021 in the afternoon, she started scratching her throat and small hives appeared all around her body. She had an itchy scalp which started the next few days, but had no bumps there.  On 22 Dec 2021, she had small bumps and red raised lines all over her back like a cat had scratched her.  On 24 Dec 2021, she had hives all over her back. From then on up until today she has had hives everywhere every day. She has also had hair fall.  It was reported that patient has spoken to 3 different primary care doctors, and 2 different allergists. Her HCPs believe that her symptoms were "caused" by the vaccine.  She was initially given oral steroids, but continued to break out. She was then given a steroid injection. She then took 4 allergy medications including Montelukast, Pepcid, Zyrtec, and Allegra every day. She has continued taking all but the Allegra.