Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
greater efficacy
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "greater efficacy" is correct and usable in written English.
It can be used when discussing the effectiveness or efficiency of a method, treatment, or approach compared to others. Example: "The new medication demonstrated greater efficacy in treating the condition than the previous one."
✓ Grammatically correct
Science
News & Media
Academia
Formal & Business
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
59 human-written examples
A smaller NNT represents greater efficacy.
Science & Research
"Now it's time to go on to evaluating again how we can assure greater efficacy".
News & Media
A direct consequence of lower insecticide penetration could be greater efficacy of metabolic processes.
Science & Research
While having greater efficacy, Kadcyla also had fewer side effects.
News & Media
Dual serotonin and noradrenaline uptake inhibitor class of antidepressants potential for greater efficacy or just hype?
Science & Research
If so, Roma would not be the only team to renounce the ball in favour of greater efficacy this season, as one look at Arsenal can confirm.
News & Media
Because of the Program, I make smarter decisions with greater efficacy for New York Cares and our stakeholders.
Academia
Randomized trials with other regimens demonstrate that dose-dense (DD) scheduling can offer greater efficacy.
Science
Listerine Antiseptic showed a greater efficacy against attached artificial biofilm populations than the other antimicrobials tested.
Greater efficacy of anticancer vaccines is expected in patients with less-progressed disease.
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
This may in turn contribute to the greater efficacy of the immunotoxin in prolonging allograft survival.
Academia
Expert writing Tips
Best practice
When comparing different methods or treatments, use "greater efficacy" to highlight the one that provides a more significant positive outcome or improvement in results. Be sure to quantify the difference whenever possible to strengthen the claim.
Common error
Avoid using "greater efficacy" without sufficient evidence or data to support the claim. Ensure that your assertions are backed by research, testing, or credible sources to maintain accuracy and avoid misleading readers.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "greater efficacy" functions as a noun phrase, where "greater" modifies the noun "efficacy". It describes a comparative level of effectiveness. Ludwig AI confirms that it is correct and usable in English.
Frequent in
Science
61%
News & Media
21%
Academia
12%
Less common in
Formal & Business
4%
Wiki
1%
Reference
1%
Ludwig's WRAP-UP
In summary, the phrase "greater efficacy" is a grammatically correct and frequently used term that highlights a superior degree of effectiveness. According to Ludwig AI, the phrase is well-regarded and suitable for use in various formal contexts. Predominantly found in scientific and news-related content, it serves to emphasize the benefits of a particular approach or treatment. While alternatives like "higher effectiveness" or "improved efficiency" exist, "greater efficacy" remains a strong and authoritative choice for conveying enhanced performance. It is important to ensure claims of "greater efficacy" are backed by solid evidence to maintain credibility.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
higher effectiveness
Focuses more on the level of effectiveness achieved.
improved effectiveness
Highlights the aspect of effectiveness being enhanced.
enhanced efficiency
Emphasizes the optimization of processes to achieve better results.
superior performance
Conveys a sense of outperforming other options or benchmarks.
increased potency
Specifically highlights the increased power or strength of an effect.
heightened impact
Focuses on the amplified effect or influence produced.
amplified effect
Describes an effect that has been made larger or more significant.
better results
A more general term emphasizing the positive outcome.
optimized performance
Highlights the state of performance being refined for maximum output.
enhanced capability
Highlights the improvement in the ability to perform a specific task.
FAQs
How can I use "greater efficacy" in a sentence?
You can use "greater efficacy" to compare the effectiveness of different treatments or methods. For example, "The new drug demonstrated "greater efficacy" in reducing symptoms compared to the older treatment."
What are some alternatives to "greater efficacy"?
Alternatives to "greater efficacy" include phrases like "higher effectiveness", "improved efficiency", or "superior performance", depending on the specific context.
Is it better to use "greater efficacy" or "increased efficacy"?
"Greater efficacy" and "increased efficacy" are quite similar, but "greater efficacy" often implies a more substantial or noticeable improvement. The best choice depends on the degree of improvement you want to emphasize.
What's the difference between "greater efficacy" and "greater efficiency"?
"Greater efficacy" refers to the ability to produce a desired result or effect, while "greater efficiency" refers to the ability to achieve the same result with less wasted time, resources, or effort. Efficacy focuses on the outcome, while efficiency focuses on the process.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested