You added the word "consistently". However, once you got something approved, it is assumed beneficially working and rarely evaluated again until there's a lawsuit for the side effects (e.g. VioXX) or patents expire.
Consistently showing improvement is not actually a requirement.
You added the word "consistently". However, once you got something approved, it is assumed beneficially working and rarely evaluated again until there's a lawsuit for the side effects (e.g. VioXX) or patents expire.
Consistently showing improvement is not actually a requirement.