Constant pain by my ears; sleeping all the time to avoid the pain from the headaches; Feels like I got hit by a truck/I feel like I am being squeezed; Headache and nothing helps with the pain/My head is constantly throbbing/Excruciating headache; Greater than 35 days between first and second dose; This spontaneous case was reported by a consumer and describes the occurrence of EAR PAIN (Constant pain by my ears), HYPERSOMNIA (sleeping all the time to avoid the pain from the headaches), VACCINATION COMPLICATION (Feels like I got hit by a truck/I feel like I am being squeezed), INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Greater than 35 days between first and second dose) and HEADACHE (Headache and nothing helps with the pain/My head is constantly throbbing/Excruciating headache) in a 41-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 031B21A and 006B21A) for COVID-19 vaccination.     No medical history was reported by the reporter.  Concomitant products included SERTRALINE and ALPRAZOLAM for an unknown indication.   On 31-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 08-May-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On 08-May-2021,  after starting mRNA-1273 (Moderna COVID-19 Vaccine), the patient experienced INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Greater than 35 days between first and second dose). On 10-May-2021, the patient experienced EAR PAIN (Constant pain by my ears), HYPERSOMNIA (sleeping all the time to avoid the pain from the headaches), VACCINATION COMPLICATION (Feels like I got hit by a truck/I feel like I am being squeezed) and HEADACHE (Headache and nothing helps with the pain/My head is constantly throbbing/Excruciating headache). The patient was treated with LISINOPRIL for Blood pressure management, at a dose of 5 mg; TIZANIDINE for Blood pressure management, at a dose of 4 mg and NAPROXEN SODIUM (ALEVE) ongoing since an unknown date for Headache and Pain relief, at an unspecified dose and frequency. On 08-May-2021, INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Greater than 35 days between first and second dose) had resolved. At the time of the report, EAR PAIN (Constant pain by my ears), HYPERSOMNIA (sleeping all the time to avoid the pain from the headaches) and VACCINATION COMPLICATION (Feels like I got hit by a truck/I feel like I am being squeezed) outcome was unknown and HEADACHE (Headache and nothing helps with the pain/My head is constantly throbbing/Excruciating headache) had not resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): In June 2021, Blood pressure measurement: below 55 mmHg (Low) She was prescribed Lisinopril 5mg and Tizanidine 4mg when the headaches first began to help with her blood pressure. But her blood pressure dropped below 55 and she stopped taking both of these medications.    Patient had no history of migraines stated that the headaches were not characteristic of migraines because she had no light or sound sensitivity.   Most recent FOLLOW-UP information incorporated above includes: On 12-Jul-2021: Follow-up received on 12-JUL-2021 contains no significant information