long-acting

[lawng-ak-ting, long-]

adjective

Pharmacology.

1. sustained-release.

long-acting

adjective

1. (of a drug) slowly effective after initial dosage, but maintaining its effects over a long period of time, being slowly absorbed and persisting in the tissues before being excreted Compare intermediate-acting short-acting

Word History and Origins

Origin of long-acting¹

First recorded in 1950–55

Example Sentences

Metsera’s obesity portfolio, which includes a long-acting injection that would require fewer shots than Lilly’s drugs, clearly has potential to compete in that category.

Read more on The Wall Street Journal

The long-acting shot, given six times a year or every other month, is an alternative to taking daily pills to protect against the virus.

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A long-acting injection is to be offered for eligible children from this autumn.

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Victor said he’d gotten a long-acting injection that dampens drug craving and can lead to recovery.

Read more on Los Angeles Times

Other long-acting injectables that last 4 or even 6 months are now being tested.

Read more on Science Magazine