Received Oct 6, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| COVID19 | COVID19 (COVID19 (MODERNA MNEXSPIKE)) | MODERNA | UNK | — | IM |
| FLUX | INFLUENZA (SEASONAL) (NO BRAND NAME) | UNKNOWN MANUFACTURER | UNK | — | — |
Covid-19 symptoms; weakness in their legs; chills; headache; joint pain; This spontaneous case was reported by a consumer and describes the occurrence of COVID-19 (Covid-19 symptoms), MUSCULAR WEAKNESS (weakness in their legs), CHILLS (chills), HEADACHE (headache) and ARTHRALGIA (joint pain) in a 75-year-old female patient who received mRNA-1273.251 (Spikevax LP.8.1 PFS) for COVID-19 prophylaxis. Co-suspect product included non-company product Influenza vaccine (Flu) for an unknown indication. No Medical History information was reported. On 27-Sep-2025, the patient received dose of mRNA-1273.251 (Spikevax LP.8.1 PFS) (Intramuscular use) 1 dosage form and dose of Influenza vaccine (Flu) (unknown route) 1 dosage form. In 2025, the patient experienced COVID-19 (Covid-19 symptoms), MUSCULAR WEAKNESS (weakness in their legs), CHILLS (chills), HEADACHE (headache) and ARTHRALGIA (joint pain). At the time of the report, COVID-19 (Covid-19 symptoms), MUSCULAR WEAKNESS (weakness in their legs), CHILLS (chills), HEADACHE (headache) and ARTHRALGIA (joint pain) was resolving. The concomitant medication was not reported by the reporter. The patient experienced COVID-19 symptoms for the third time. She described symptoms including chills, headache, joint pain, and weakness in her legs, which resulted in needing assistance to get out of the shower. She was uncertain whether she should contact her doctor about her leg and back issues. She mentioned that she took a COVID-19 vaccine on 27-Sep-2025 and received both the COVID-19 vaccine and the flu shot around two weeks. She was advised against taking both shots simultaneously, as it might have affected her immunity. The patient confirmed that she felt better but was still concerned about her legs giving out. She indicated that she had no other concerns. It was unknown if the patient experienced any additional symptoms or events. The treatment medication was not reported by the reporter.