In other words, if human reproductive cloning is efficacious and safe, its opponents have the burden of proof to show why it should be disallowed.
Similar approaches might be efficacious with respect to insect pests of agriculture.
Varenicline may be an efficacious, safe, and well-tolerated agent for maintaining abstinence from smoking.
If public works indicated efficacious and commendable governance, their disrepair was nothing short of an embarrassment.
Other omissions may have been intentional, as the holder of the text discarded a particular remedy as not being efficacious.
When redistributive pressures loom large, or when state elites are otherwise inclined to pursue economic growth, then authoritarianism is efficacious.
This knowledge gave researchers the means (dietary restriction of phenylalanine intake) and the critical time (ideally the first postnatal month) for efficacious treatment.
Its safe and efficacious use in humans is still being examined.
