I feel general body aches all over; I was having a very high fever/I have a fever every night that keeps me awake. I have a fever in the morning when I wake up; I was extremely hot, my blood was boiling. I was so hot; I was afraid I was going to faint/I was afraid I was going to faint. I was afraid I was going to have a stroke/At first I thought I was going to die. I seriously wonder if I got brain damage; Heart was beating so fast; I was drinking a lot to flush everything up; Second shot on 27Jan2021 and Third shot on 20Aug2021; I have a fever every night that keeps me awake/Last night, I didn't go to bed until 4 o'clock because of my fever; Headaches are persistent; This spontaneous case was reported by a consumer and describes the occurrence of FEELING HOT (I was extremely hot, my blood was boiling. I was so hot), INSOMNIA (I have a fever every night that keeps me awake/Last night, I didn't go to bed until 4 o'clock because of my fever), POLYDIPSIA (I was drinking a lot to flush everything up), INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Second shot on 27Jan2021 and Third shot on 20Aug2021) and FEELING ABNORMAL (I was afraid I was going to faint/I was afraid I was going to faint. I was afraid I was going to have a stroke/At first I thought I was going to die. I seriously wonder if I got brain damage) in a 63-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     No medical history information was given by reporter.  Concomitant products included FAMOTIDINE for an unknown indication.   On 30-Dec-2020, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 27-Jan-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 20-Aug-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 20-Aug-2021,  after starting mRNA-1273 (Moderna COVID-19 Vaccine), the patient experienced HEADACHE (Headaches are persistent). In August 2021, the patient experienced INSOMNIA (I have a fever every night that keeps me awake/Last night, I didn't go to bed until 4 o'clock because of my fever). On 20-Aug-2021, the patient experienced FEELING HOT (I was extremely hot, my blood was boiling. I was so hot), POLYDIPSIA (I was drinking a lot to flush everything up), INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Second shot on 27Jan2021 and Third shot on 20Aug2021), FEELING ABNORMAL (I was afraid I was going to faint/I was afraid I was going to faint. I was afraid I was going to have a stroke/At first I thought I was going to die. I seriously wonder if I got brain damage), TACHYCARDIA (Heart was beating so fast), MYALGIA (I feel general body aches all over) and PYREXIA (I was having a very high fever/I have a fever every night that keeps me awake. I have a fever in the morning when I wake up). On 20-Aug-2021, INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Second shot on 27Jan2021 and Third shot on 20Aug2021) had resolved. At the time of the report, FEELING HOT (I was extremely hot, my blood was boiling. I was so hot), INSOMNIA (I have a fever every night that keeps me awake/Last night, I didn't go to bed until 4 o'clock because of my fever), POLYDIPSIA (I was drinking a lot to flush everything up), FEELING ABNORMAL (I was afraid I was going to faint/I was afraid I was going to faint. I was afraid I was going to have a stroke/At first I thought I was going to die. I seriously wonder if I got brain damage), TACHYCARDIA (Heart was beating so fast) and HEADACHE (Headaches are persistent) outcome was unknown, MYALGIA (I feel general body aches all over) was resolving and PYREXIA (I was having a very high fever/I have a fever every night that keeps me awake. I have a fever in the morning when I wake up) had not resolved.            It was stated regarding treatment the patient put cold compresses on her everywhere, and drank iced water also. she kept doing that through out the night. Now, she do that in the head and neck area.