Received Sep 22, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| HPV9 | HPV (GARDASIL 9) | MERCK & CO. INC. | 3 | — | — |
Myopericarditis; Arm Tingling and Jaw Pain; Arm Tingling and Jaw Pain; Chills and Fever; Chills and Fever; Crushing Chest Pain; This spontaneous, social-media report was received from a pharmacist via Business Partner and refers to an 18-year-old male patient. The patient's medical history, concurrent conditions and concomitant therapies were not reported. On an unknown date, the patient was vaccinated with the third dose of Human Papillomavirus 9-valent Vaccine, Recombinant (GARDASIL®9) (lot #, expiration date, exact dose, route of administration and anatomical location were not reported) for prohpylaxis. On an unknown date (within 24 hours), the patient experienced chills and phyrexia. The patient recovered without sequelae within 48 hours. On an unknown date (three days later), the patient experienced chest pain (reported as: crushing chest pain), pain in jaw, paraesthesia (reported as: arm tingling and jaw pain). The patient was triaged directly to the emergency room where he had troponins of greater that 11000 and T wave inversions on his EKG. Other diagnostic tests and labs showed normal heart anatomy and no early coronary artery disease. He was diagnosed with myopericarditis by cardiology. He was treated and recovered fully within 3 months. The reporter considered the event of myopericarditis to be related to Human Papillomavirus 9-valent Vaccine, Recombinant (GARDASIL 9) (reported as: this case has a consistent causal relationship with vaccination). The causal relationship between the rest reported events and Human Papillomavirus 9-valent Vaccine, Recombinant was unknown/not reported/not provided. Upon internal review, the event(s) of Myopericarditis was/were determined to be medically significant.
Test Name: Troponin; Result Unstructured Data: greater than 11000; Test Name: EKG; Result Unstructured Data: T wave inversions; Test Name: Diagnostic tests; Result Unstructured Data: normal heart anatomy and no early coronary artery disease