by prescription
idiom
US
: by having a written message from a doctor that officially tells one to use a medicine, therapy, etc.
The drug is only available by prescription.
Examples of by prescription in a Sentence
Recent Examples on the Web
The pill is now available by prescription in most major pharmacies or direct from NovoCare, the online pharmacy of its creator, Novo Nordisk.
—
Sean Hashmi, EverydayHealth.com, 16 Jan. 2026
For those who begin to experience flu symptoms – high fever, chills, muscle aches, headache, extreme fatigue, cough, sore throat, and congestion – antiviral medications, such as oseltamivir (Tamiflu), are available by prescription.
—Rick Sobey, Boston Herald, 5 Jan. 2026
The at-home option is available by prescription.
—Dr. Radhika Malhotra, ABC News, 5 Jan. 2026
The money is intended to repair the damage caused by prescription painkillers that helped fuel a generational crisis.
—Kelly Puente, Nashville Tennessean, 14 Dec. 2025
See All Example Sentences for by prescription
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Sean Hashmi, EverydayHealth.com, 16 Jan. 2026
For those who begin to experience flu symptoms – high fever, chills, muscle aches, headache, extreme fatigue, cough, sore throat, and congestion – antiviral medications, such as oseltamivir (Tamiflu), are available by prescription.
—Rick Sobey, Boston Herald, 5 Jan. 2026
The at-home option is available by prescription.
—Dr. Radhika Malhotra, ABC News, 5 Jan. 2026
The money is intended to repair the damage caused by prescription painkillers that helped fuel a generational crisis.
—Kelly Puente, Nashville Tennessean, 14 Dec. 2025
See All Example Sentences for by prescription
Cite this Entry
“By prescription.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/by%20prescription. Accessed 23 Jan. 2026.
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