The patient was in the waiting area when she noticed that her arm was very hot and itchy. Hot feeling continued for about 5 hours; Redness spread all over her body from ears, down to her stomach, and back; her arm was very hot and itchy; she had her booster shot she said that the vaccinator did not administer it in a proper way/ She stated that she believe that she would not have any adverse reaction if it was administered properly; the redness became bruise and subsided; She said that she felt like a volcano and just wanna abrupt like a volcano; Pain or uneasiness on her upper abdomen near liver; Pain or uneasiness on her upper abdomen near liver; feeling like a nut in her chest.; This spontaneous case was reported by a consumer and describes the occurrence of ERYTHEMA (Redness spread all over her body from ears, down to her stomach, and back), FEELING HOT (The patient was in the waiting area when she noticed that her arm was very hot and itchy. Hot feeling continued for about 5 hours), CONTUSION (the redness became bruise and subsided.), FEELING ABNORMAL (She said that she felt like a volcano and just wanna abrupt like a volcano) and ABDOMINAL PAIN UPPER (Pain or uneasiness on her upper abdomen near liver) in a 63-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 067F21A, 043B21A and 043B21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concurrent medical conditions included Iodine allergy (Any form), Contrast media allergy (Gadolinium allergy), Drug allergy (Lidocaine allergy), Drug allergy (Opthaine allergy (opthalmic anesthetic)), Penicillin allergy (Any form), Allergy (Codeine allergy), Bee sting hypersensitivity, Environmental allergy (Pollen and danders) and Latex allergy (The patient was unsure about this one.). Concomitant products included OMEPRAZOLE and EQUATE 50 PLUS ONE DAILY for an unknown indication.   On 23-Jul-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 20-Aug-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 07-Feb-2022, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 07-Feb-2022, the patient experienced ERYTHEMA (Redness spread all over her body from ears, down to her stomach, and back), FEELING HOT (The patient was in the waiting area when she noticed that her arm was very hot and itchy. Hot feeling continued for about 5 hours), PRURITUS (her arm was very hot and itchy), ERYTHEMA (bright red (she mentioned that it was the brightest red she had ever seen)) and PRODUCT ADMINISTRATION ERROR (she had her booster shot she said that the vaccinator did not administer it in a proper way/ She stated that she believe that she would not have any adverse reaction if it was administered properly). In February 2022, the patient experienced CONTUSION (the redness became bruise and subsided.), FEELING ABNORMAL (She said that she felt like a volcano and just wanna abrupt like a volcano), ABDOMINAL PAIN UPPER (Pain or uneasiness on her upper abdomen near liver), ABDOMINAL DISCOMFORT (Pain or uneasiness on her upper abdomen near liver) and CHEST DISCOMFORT (feeling like a nut in her chest.). The patient was treated with DIPHENHYDRAMINE HYDROCHLORIDE (BENADRYL [DIPHENHYDRAMINE HYDROCHLORIDE]) for Adverse event, at an unspecified dose and frequency. On 07-Feb-2022, FEELING HOT (The patient was in the waiting area when she noticed that her arm was very hot and itchy. Hot feeling continued for about 5 hours) had not resolved. On 07-Feb-2022 at 7:00 PM, PRURITUS (her arm was very hot and itchy) outcome was unknown. At the time of the report, ERYTHEMA (Redness spread all over her body from ears, down to her stomach, and back), FEELING ABNORMAL (She said that she felt like a volcano and just wanna abrupt like a volcano), ABDOMINAL PAIN UPPER (Pain or uneasiness on her upper abdomen near liver), ABDOMINAL DISCOMFORT (Pain or uneasiness on her upper abdomen near liver), CHEST DISCOMFORT (feeling like a nut in her chest.), ERYTHEMA (bright red (she mentioned that it was the brightest red she had ever seen)) and PRODUCT ADMINISTRATION ERROR (she had her booster shot she said that the vaccinator did not administer it in a proper way/ She stated that she believe that she would not have any adverse reaction if it was administered properly) outcome was unknown and CONTUSION (the redness became bruise and subsided.) was resolving.        For mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular), the reporter did not provide any causality assessments.   Treatment Benadryl Solution (Diphenhydramine 12.5mg) 2 teaspoons at 2pm. Hot, heat and hardness subsided on 13-Feb-2022