Received Sep 4, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| COVID19 | COVID19 (COVID19 (MODERNA)) | MODERNA | UNK | — | IM |
muscle aches; fever; This spontaneous case was reported by a consumer and describes the occurrence of MYALGIA (muscle aches) and PYREXIA (fever) in an adult female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 prophylaxis. No Medical History information was reported. In 2021, the patient received dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular use) 1 dosage form. On an unknown date, the patient experienced MYALGIA (muscle aches) and PYREXIA (fever). At the time of the report, MYALGIA (muscle aches) and PYREXIA (fever) had resolved. The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular use) was unknown. Patient had recently turned 65 years. Patient did not have medical history and did not receive any vaccines within the past 4 weeks prior to the last dose of Moderna COVID-19 vaccine. Concomitant medication was not reported It was reported that the patient inquired about the availability of the Spikevax (Moderna COVID-19 vaccine), specifically near patient's location, as she planned to travel and wanted to receive another dose of the vaccine. Her last dose was in September 2024. She found that only one pharmacy offered the Pfizer vaccine, and other pharmacies that she contacted did not have the Moderna vaccine. It was asked if she should consider getting the Pfizer vaccine since it was available. Additionally, she inquired about the duration or longevity of protection from her previous Moderna dose. During the call, it was reported that the patient experienced muscle aches and fever after receiving her Moderna COVID-19 vaccine, although she did not remember the exact date of when these symptoms began. Patient got all these vaccines, but they were slight side effects such like the typical ones like muscle aches or might had run a fever a little bit. It was added that she didn't remember having any side effects in September of 2024. These symptoms were very mild which lasted for one day and that wasn't anything to be of concern. Her last dose of the Moderna COVID-19 vaccine was administered in fall, but her doctor recorded in September 2024. Additionally, she mentioned visiting her doctor but did not specify the reason for the visit. The patient received very first Moderna COVID-19 shot in 2021 during a mass vaccination event at a college or university. For all subsequent Moderna COVID-19 shots, she went to pharmacy, which was closed. Towards the end of the call, she asked if Spikevax 2024-2025 formula was for a booster dose and which variant did it target. Treatment medication was not reported. This case was linked to MOD-2025-788919 (Patient Link). Most recent FOLLOW-UP information incorporated above includes: On 14-Aug-2025: Non-significant follow-up received included reference numbers were added.