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Report #2898251

Received May 28, 2026

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
31 yrs
State
MD
Recovered
Unknown
Vaccinated
Nov 14, 2025
Onset
May 15, 2026
Days to onset
182
Hospital days

Vaccines (3)

TypeNameManufacturerDoseLotRoute / Site
HPV9HPV (GARDASIL 9)MERCK & CO. INC.1
HPV9HPV (GARDASIL 9)MERCK & CO. INC.3Z006890
HPV9HPV (GARDASIL 9)MERCK & CO. INC.2

Symptoms (3)

Exposure during pregnancyNo adverse eventPregnancy test urine positive

Symptom narrative

No additional AE, no PQC. No; Nurse calling to report that a dose of GARDASIL 9 was given to a pregnant patient on 5/15/2026. Nurse states that the patient took their first positive pregnancy test on 5/19/2026 which is when she messaged her provider to notify her of this result.; This spontaneous Prospective pregnancy report was received from a Nurse and refers to a 32-year-old female patient. The patient's medical history, concurrent conditions and concomitant therapies were not reported. On 14-Nov-2025, the patient was vaccinated with the first dose of Human Papillomavirus 9-valent Vaccine, Recombinant (GARDASIL 9), dose number 1, (anatomical location, administration route, lot # and expiration date were not reported) administered as prophylaxis; later, on 16-Jan-2026, the patient was vaccinated with the second dose of Human Papillomavirus 9-valent Vaccine, Recombinant (GARDASIL 9), dose number 2, (anatomical location, administration route, lot # and expiration date were not reported) administered as prophylaxis. The patient's last menstrual date was on 15-Apr-2026, the due date was estimated as 20-Jan-2027. This pregnancy involved 1 fetus and the patient's gravidity was reported as 1. On 15-May-2026, the patient was vaccinated with the third dose of Human Papillomavirus 9-valent Vaccine, Recombinant (GARDASIL 9) (lot #Z006890, expiration date: 03-Sep-2027), dose number 3, (0.5 ml), (anatomical location, administration route, lot # and expiration date were not reported) administered as routine vaccination. The nurse states that the patient took her first positive pregnancy test on 19-May-2026 which was when she messaged her provider to notify her of this result (maternal exposure during pregnancy). The patient does not report any clinical side effects (no adverse event). The reporter responded to the message as "no intervention or testing needed."

Lab data

Test Date: 20260519; Test Name: Urine pregnancy test; Test Result: Positive