Sentence examples for dubious efficacy from inspiring English sources

She also advised me to take evening primrose oil, which is costly, of dubious efficacy and not available on prescription.

The dubious efficacy of a war on Fox News is not the only reason to feel qualms.

"I'm more concerned about P.R. people marketing drugs of dubious efficacy, or undermining public understanding about global warming," Mr. Rampton said.

One of Iraq's main weapons against bombs has been a detector of dubious efficacy, whose manufacturer now faces fraud charges in Britain.

Many parliamentarians criticized their government for this action, which they thought pushed Germany too far into debt and would be of dubious efficacy.

I'm guessing there are a number of apps and products with dubious efficacy in this field — in fact, the Federal Trade Commission has gone after apps for falsely claiming that they eradicate acne.

In explaining the setup to Jess, Nicky tips her off to an absurdly elaborate scheme that both depends on a dubious premise of efficacy and requires wide-reaching, real-world interventions on a superheroic scale.

Ms. Sharma said that they did not receive any special training for manning the hotline, which is one reason that activists are dubious about the efficacy of such measures.

Now, without being too cynical, we are a little dubious at the efficacy of a study claiming to draw data from words trending on Instagram, but if people are talking about some drugs more than others at particular festivals, it probably follows that a fair amount of them are taking them as well.

They do have means to respond, but only with radical and possibly dangerous policies whose efficacy is dubious.

In addition to an ancient fascination with decorative ivory, Chinese demand is tied to traditional Chinese medicine, which has for centuries claimed efficacy in dubious ingredients.