Hypersensitivity reactions to fillers may occur after COVID-19 vaccination People may experience hypersensitivity reactions to fillers following a COVID-19 vaccination.
Most reports received by MEBI in 2021 concerned copper IUDs More reports of suspected adverse effects from copper intrauterine devices (IUDs) were made in 2021 than in previous years, according to the annual report of the Dutch reporting and expertise centre for adverse effects of medical implants (MEBI).
Innovation required in risk assessment of nanoparticles The currently existing models and techniques provide insufficient certainties in the assessment of the harmfulness of nanoparticles and nanomaterials to people and the environment.