naproxen

noun

na·​prox·​en nə-ˈpräk-sən 

: an analgesic and antipyretic NSAID C₁₄H₁₄O₃ often used in the form of its sodium salt

Examples of naproxen in a Sentence

Recent Examples on the Web

Although this product is new, taking acetaminophen and naproxen together is not, said Houston Williams, PharmD, a pain management pharmacologist at UCSF Health. — Fran Kritz, Verywell Health, 6 Aug. 2026

Consumers will soon have a new over-the-counter pain relief option that combines Tylenol with naproxen, an anti-inflammatory medication. — Ken Alltucker, USA Today, 24 July 2026

These include lead, cadmium, mercury, benzene, asbestos, microplastics, and a number of drugs from ibuprofen to naproxen. — Matthew Korfhage, Wired News, 13 Apr. 2026

They’re commonly called ibuprofen, with brand names Advil and Motrin, and naproxen, found in Aleve, and Aspirin. — Dan England, Outside, 5 Feb. 2026

Word History

Etymology

naphthyl (a derivative of naphthalene) + propionic acid + oxy + -en (as in ibuprofen)

First Known Use

1971, in the meaning defined above

Rhymes for naproxen

• alloxan
• digoxin
• dioxan
• dioxin
• naloxone
• thyroxin
• aflatoxin
• antitoxin
• digitoxin
• endotoxin
• exotoxin
• ferredoxin

Medical Definition

naproxen

noun

na·​prox·​en nə-ˈpräk-sᵊn 

: an anti-inflammatory analgesic antipyretic drug C₁₄H₁₄O₃ administered especially to treat arthritis often in the form of its sodium salt C₁₄H₁₃NaO₃ see aleve, naprosyn