Important: VAERS reports alone cannot determine if a vaccine caused an adverse event. Reports may contain incomplete, inaccurate, or unverified information. Correlation does not equal causation.
#504 most reported symptom for this vaccine
Drug screen negative has been reported 7 times in association with Measles, Mumps, Rubella & Varicella (Proquad) vaccination in VAERS. This represents 0.0% of all 23,562 reports for this vaccine.
Among these reports, 1 mentioned death (14.29%) and 2 involved hospitalization (28.6%).
Drug screen negative is the #504 most frequently reported symptom for Measles, Mumps, Rubella & Varicella (Proquad) out of 936 total symptoms.
Disclaimer: VAERS reports describe events that occurred after vaccination but do not establish that the vaccine caused the event. Many reported symptoms may be coincidental or related to underlying conditions.
Seeing 7 reports of Drug screen negative after Measles, Mumps, Rubella & Varicella (Proquad) vaccination may seem alarming, but context is critical.
The 14.29% mortality rate among these reports is elevated, but this reflects the severity of the condition itself rather than vaccine causation.
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.