VAERS Explorer
Back to explore

Report #2875803

Received Dec 1, 2025

A note on interpretation. VAERS reports are unverified and may be incomplete or coincidental. A report does not establish that a vaccine caused an event, and counts should not be used to calculate incidence or infer causation. Full disclaimer

Overview

Sex
Male
Age
Age unknown
State
—
Recovered
Unknown
Vaccinated
—
Onset
—
Days to onset
—
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
COVID19COVID19 (COVID19 (MODERNA))MODERNA2—IM

Symptoms (2)

WeightWeight decreased

Symptom narrative

lost 30 pounds; This spontaneous case was reported by a consumer and describes the occurrence of WEIGHT DECREASED (lost 30 pounds) in a male patient of an unknown age who received SPIKEVAX NOS (SPIKEVAX NOS) for COVID-19 prophylaxis. No Medical History information was reported. On an unknown date, the patient received second dose of SPIKEVAX NOS (SPIKEVAX NOS) (Intramuscular use) 1 dosage form. On an unknown date, the patient experienced WEIGHT DECREASED (lost 30 pounds). At the time of the report, WEIGHT DECREASED (lost 30 pounds) outcome was unknown. DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, Weight: lost 30 pounds. No concomitant medications were reported. It was reported that the patient took COVID shots from Moderna. The second shot he got, he lost 30 pounds. It was unknown if the patient experienced any additional symptoms/events. No treatment information was provided. This case was linked to US-MODERNATX, INC.-MOD-2025-791771 (E2B Linked Report).; Sender's Comments: US-MODERNATX, INC.-MOD-2025-791771:Wife case

Lab data

Test Name: Weight; Result Unstructured Data: lost 30 pounds