Final answer:
The number of deaths from non-error adverse effects of medications varies and can lead to serious and fatal outcomes. Sponsors are required to report adverse drug experiences, including serious and fatal events, to the FDA.
Step-by-step explanation:
The number of deaths from non-error adverse effects of medications can vary depending on different factors and is difficult to determine precisely. However, it is well-documented that adverse drug events can lead to serious and sometimes fatal outcomes. According to a report by the FDA, sponsors are required to review and report adverse drug experiences to the FDA, including unexpected serious and fatal events, which suggests that such events do occur.