efficacy

Plus, before GMOs ever reach the grocery store, they go through years of trials and tests to ensure their safety and efficacy, and they’re highly regulated by government entities across the globe.

In just the last two years, for example, we've had a new antiviral against HIV, which protects against infections with an efficacy of nearly 100 percent with just a single dose given every six months.

There is evidence that delayed gastric emptying may affect the way the body processes other drugs, especially those that rely on speed of digestion or other time-related internal logistics for their efficacy.