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Report #2850732

Received Jul 22, 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
Female
Age
18 yrs
State
TX
Recovered
Recovered
Vaccinated
Jul 22, 2025
Onset
Jul 22, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MNQMENINGOCOCCAL CONJUGATE (MENQUADFI)SANOFI PASTEUR2U8375AAIM / RA

Symptoms (5)

DizzinessNauseaPallorSyncopeVomiting

Symptom narrative

After administration of the TB test and MenQuadfi (MCV4) vaccine, the patient reported feeling dizzy, appeared pale, and experienced a brief syncopal episode lasting approximately 30 seconds while seated in a chair with armrests down. The nurse immediately called for assistance and initiated assessment and supportive care. The patient was provided with juice, which she tolerated well. She reported feeling slightly better. Shortly afterward, the patient experienced nausea and was provided with an emesis bag. One episode of emesis occurred, estimated at approximately 100 mL of fluid. Initial vital signs were as follows: Blood Pressure: 89/50 mmHg Pulse: 68 bpm The patient reported feeling improved. A second set of vital signs was taken: Blood Pressure: 90/57 mmHg Pulse: 70 bpm A snack was offered twice but declined; the patient accepted a bottle of water and continued to drink both juice and water. She reported feeling significantly better. Final set of vital signs prior to discharge: Blood Pressure: 95/60 mmHg Pulse: 71 bpm The nurse accompanied the patient and her partner to their vehicle. A steady gait was observed with no signs of instability upon standing or walking. The patient s partner confirmed he would be driving the patient home. Discharge instructions were provided, including advice to eat a meal as soon as possible and to seek immediate medical attention at the nearest emergency clinic if any further symptoms arise. The patient verbalized understanding.

Current illness

none

Medical history

none

Other medications

TUBERSOL

Allergies

none

Lab data

NA

Prior vaccinations

at approximately age 15 with unknown vaccine. As per patient she had a fainting episode after receiving vaccine and recovered r