A new study has shown more than two-thirds of all "adverse" side effects reported, such as headache and fatigue, following the first dose of a COVID-19 vaccine were attributed to the "nocebo effect." ...

Generally speaking, the side effects associated with short-term use are also possible with longer-term use. This includes drowsiness, dizziness, and nausea, to name a few.

In the final rule, significantly revised terms are defined as follows: “Adverse event means any untoward medical occurrence associated with the use of a drug in humans, whether or not considered drug ...

Haas and colleagues analyzed data from 12 clinical trials of COVID-19 vaccines. The 12 trials included adverse effects reports from 22,578 placebo recipients and 22,802 vaccine recipients.

Mondaini N et al. (2007) Finasteride 5 mg and sexual side effects: how many of these are related to a nocebo phenomenon. J Sex Med 4: 1708–1712 ...

WebMD explains the different types of side effects of prescription and over-the-counter medications, and the role of the FDA in approving and regulating them.

All vaccines have at least occasional side effects. But people who say they were injured by Covid vaccines believe their cases have been ignored. All vaccines have at least occasional side effects ...