But injections can cause potentially serious infections, cataracts and retinal detachment.
The injections take only a few minutes and cause minimal discomfort.
"Parrots" are patients whose injections by amateurs cause their lips to resemble snouts.
The injection caused an unexpected serious infection, and Litsch was not allowed to throw for six weeks.
For at least 30 minutes after your injection, your eyes will be checked periodically to make sure the injection has not caused any side effects.
(injection of some dead or weakened virus, or bacteria that causes the disease).
The injection of gases into the groundwater may also cause contamination to spread faster than normal depending on the site's hydrogeology.
But the prosecutor and the state pathologist all made clear during the trial that the injection of Serenace did not cause death or long-term harm.
An uncertain danger is whether injections may cause autoimmune diseases like arthritis in a small percentage of women.
The injection may cause flushing, nausea, allergic reactions, or skin rashes.