"I have never heard of any controlled study, whether it has any efficacy or scientific credibility," said Thomas Kostes, professor of psychiatry at Yale Medical school.
"This paper says it will not pre-empt a common cold, and it stands on top of prior studies saying it doesn't treat an established cold," he said, adding, "We've got to stop attributing any efficacy to echinacea".
Yesterday the Times kept this story – with accompanying requisite photo of a pretty, thin model – on the front of its website all day, which is quite some play for a story about a law that may happen in a foreign country, and has yet to be shown to have any efficacy.
There were no significant differences favoring placebo for any efficacy variable at any time point in the study.
Numerous therapeutic strategies, which yielded promising results in preclinical studies, have failed to show any efficacy in clinical trials.
Although the IBU-caffeine combination failed to separate significantly on any efficacy endpoint in this small pilot study, it was numerically superior to the IBU-placebo combination, and almost 60% of patients realized clinically important benefits [116].
Currently available drugs against Alzheimer's disease (AD) are only able to ameliorate the disease symptoms resulting in a moderate improvement in memory and cognitive function without any efficacy in preventing and inhibiting the progression of the pathology.
But any efficacy win for Lilly is significantly diluted, because Zyprexa was given in a higher dose than the other medicines, some of which were introduced by their makers at doses that were too low.
I think for us to move forward with any efficacy, we are going to have to take a hard stand against oil finance and against the associated industries.
If failure is detected at any efficacy assessment time point, treatment change is applied.
Wild type virus could not be used because it did not yield any efficacy in the model (Fig. 3).
