There is not enough scientific evidence to support the use of nebulizing hydrogen peroxide as a treatment for chronic obstructive pulmonary disease (COPD), and it may have dangerous side effects. Some ...

Photodynamic treatment of cancer is based on administering an initially inactive substance that is only activated in the tumor via targeted light irradiation. It then generates reactive oxygen species ...

Topical antiseptics such as hydrogen peroxide, iodine, or a combination of the two are not safe to inhale and not proven to treat respiratory infections, contrary to social media claims that breathing ...