Archive · 13 Dec 2025
FDA Considers Strongest Warning for Covid-19 Vaccines
The FDA is thinking about adding a very strong warning, called a 'black box' warning, to Covid-19 vaccines.
This warning is used for serious risks, like heart problems in young men.
The FDA is led by Dr. Vinay Prasad, who has been controversial.
Some people, like those at Children’s Health Defense, want the vaccines to be taken off the market.
The FDA is also looking into if the vaccines might be linked to some deaths.
Both Moderna and Pfizer say their vaccines are safe.
The vaccines have helped prevent many deaths and hospital visits, but there are still some concerns about their safety.
FDA is considering adding a 'black box' warning to Covid-19 vaccines, its strongest safety alert.
The warning aims to highlight serious risks, including myocarditis in young males.
It is unclear whether the warning will cover all Covid-19 vaccines or just mRNA types (Pfizer, Moderna).
Moderna and Pfizer have reaffirmed the safety and efficacy of their vaccines.
The FDA is investigating potential links between Covid-19 vaccines and deaths across multiple age groups.
- Who
- FDA, Dr. Vinay Prasad, Moderna, Pfizer, Children’s Health Defense, HHS
- What
- Potential 'black box' warning for Covid-19 vaccines due to safety concerns, including myocarditis
- When
- Not specified, but under current consideration
- Where
- United States
- Why
- To highlight serious risks, including myocarditis in young males, and potential deaths linked to vaccines
- FDA Action
- Considering 'black box' warning for Covid-19 vaccines
- Vaccines Affected
- Potentially all Covid-19 vaccines, especially mRNA types (Pfizer, Moderna)
- Primary Risk
- Myocarditis in young males
- Vaccine Effectiveness
- 76% for ages 9 months–4 years, 56% for ages 5–17
- FDA Director
- Dr. Vinay Prasad
- Controversial Figure
- Dr. Prasad, previously critiqued pandemic and vaccine policy
- Petition
- Children’s Health Defense petitioned to revoke vaccine licenses
- HHS Statement
- FDA investigating potential links between vaccines and deaths