decrease in efficacy

USAGE SUMMARY

The phrase "decrease in efficacy" is correct and usable in written English.
It can be used in contexts where you want to describe a reduction in the effectiveness or performance of something, such as a treatment, process, or product. Example: "The study revealed a significant decrease in efficacy of the medication over time."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

27 human-written examples

During this time a decrease in efficacy was recorded and the cost of the product increased.

Crop Protection

In contrast to the potential compensatory decrease in efficacy of CB1-mediated transmission following direct agonist administration, an inhibitor of eCB reuptake or breakdown may enhance extinction by prolonging the action of released eCBs.

Nature

These factors were addressed in a subsequent glasshouse trial, in which the cause of the observed decrease in efficacy was investigated, and field trials, designed to develop and evaluate improved methods of application to reduce the cost of treatment.

Crop Protection

The decrease in efficacy for the DNA-linked OVA AuNVs is probably due to two factors.

Nanoscale Research Letters

Moreover, no decrease in efficacy during the first hour after resuscitation could be detected.

Intensive Care Medicine Experimental

This decrease in efficacy appears to be the result of pro-longed interactions of the liposomes with the polyanionic factors found in sputum.

Plosone

Human-verified similar examples from authoritative sources

Similar Expressions

33 human-written examples

While the combination of bactericidal agents may provide higher bactericidal activity in the short-term, these materials can experience decreases in efficacy with fouling of the material surface.

Nature

Importantly, the concomitant use of medications, including antihypertensive agents, is not associated with any decreases in efficacy or safety.

Clinical interventions in aging

Intradermal and subcutaneous immunization regimens show a strong decrease in protective efficacy, which in rodents, is associated with a decreased degree of parasite liver infection during immunization.

Vaccine

While studies of selection in polyploids are very limited, a recent empirical study in the allotetraploid Capsella bursa-pastoris analyzed about 40% of the genome and showed a decrease in the efficacy of purifying selection in one of the subgenomes but an increase in another subgenome8.

Nature

Mismatches between vaccine strains and circulating strains cause a substantial decrease in vaccine efficacy.3 In addition, the specter of a new influenza pandemic resulting from the unpredictable emergence of a new antigenically shifted virus from an animal reservoir represents an unsurmountable challenge for current influenza vaccines.

Nature

Expert writing Tips

Best practice

When discussing research findings, be specific about the factors that contribute to the "decrease in efficacy". Providing context enhances clarity.

Common error

Avoid using "decrease in efficacy" without specifying what is becoming less effective. Always clarify the subject to prevent ambiguity.

Linguistic Context

The phrase "decrease in efficacy" functions as a noun phrase, typically serving as the subject or object of a sentence. It describes the reduction or decline in the effectiveness of something. As seen in Ludwig's examples, this often relates to treatments, products, or processes.

Expression frequency: Uncommon

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Academia

0%

Ludwig's WRAP-UP

In summary, "decrease in efficacy" is a grammatically sound and commonly used phrase, particularly within scientific contexts, to denote a reduction in effectiveness. Ludwig AI confirms that the phrase is usable in written English. While synonymous alternatives like "reduction in effectiveness" or "decline in performance" exist, "decrease in efficacy" maintains a strong association with technical and research-oriented discussions. Therefore, clarity in specifying the subject experiencing reduced efficacy is crucial for effective communication.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

reduction in effectiveness

Replaces "decrease" with "reduction" and "efficacy" with "effectiveness", maintaining the same core meaning.

decline in performance

Substitutes "efficacy" with "performance", focusing on the operational aspect of reduced effectiveness.

diminished effectiveness

Uses the adjective "diminished" to describe the reduced state of effectiveness.

compromised effectiveness

Highlights that effectiveness has been negatively affected or endangered.

loss of potency

Emphasizes the reduction in strength or effectiveness, often used in medical or chemical contexts.

reduced efficiency

Focuses on the decrease in the ratio of output to input, implying less effective use of resources.

drop in performance

Indicates a sudden or noticeable decline in how something functions or operates.

weakening of effect

Highlights the gradual reduction in the impact or result produced.

erosion of effect

Conveys a gradual wearing away or decline in the impact or result produced.

impaired function

Indicates a compromised ability to perform as intended.

FAQs

What are some synonyms for "decrease in efficacy"?

Alternatives include "reduction in effectiveness", "decline in performance", or "loss of potency", each with slightly different nuances depending on the context.

How can I use "decrease in efficacy" in a sentence?

Example: "The study revealed a significant "decrease in efficacy" of the treatment after prolonged use." Be sure to specify what is experiencing the reduction in effectiveness.

Is it better to say "decrease in efficacy" or "reduction in efficacy"?

Both "decrease in efficacy" and "reduction in efficacy" are correct and largely interchangeable. The choice often depends on stylistic preference.

What factors might cause a "decrease in efficacy"?

Potential causes vary widely depending on the context, and can include factors such as resistance to medication, changes in environmental conditions, or degradation of materials.