diphenhydramine
noun
di·phen·hy·dra·mine ˌdī-ˌfen-ˈhī-drə-ˌmēn 
: an antihistamine C17H21NO used especially in the form of its hydrochloride
Example Sentences
Recent Examples on the Web Deputies who searched the home located a bottle of ZzzQuil, which contains diphenhydramine, and a bottle of children's multi-symptom cold medicine containing dextromethorphan. 
Jeff Truesdell, PEOPLE.com, 31 Jan. 2022 The report says methamphetamine, amphetamine and diphenhydramine were present in Jennette's blood. CNN, 21 May 2021 This group includes many over-the-counter sleep medicines, such as those containing diphenhydramine. Dr. Keith Roach, oregonlive, 29 Mar. 2021 Benadryl contains diphenhydramine, an antihistamine that temporarily relieves symptoms caused by hay fever, upper respiratory allergies or the common cold, such as a runny nose and sneezing. Kate Gibson, CBS News, 25 Sep. 2020 Many of these adverse effects are due to the fact that diphenhydramine is not just an antihistamine, Dr. Stolbach explains. Sarah Jacoby, SELF, 4 Sep. 2020 During the investigation, police found empty containers of diphenhydramine at the house where Banas was living in 2014. Bruce Vielmetti, Milwaukee Journal Sentinel, 26 Feb. 2020 Other drugs linked to overdose deaths were benzodiazepines; diphenhydramine, an antihistamine; and gabapentin, an anticonvulsant. Nadia Kounang, CNN, 25 Oct. 2019 Doxylamine and diphenhydramine are antihistamines that can be used as sleeping aids. Bruce Vielmetti, Milwaukee Journal Sentinel, 26 Feb. 2020 See More
Jeff Truesdell, PEOPLE.com, 31 Jan. 2022 The report says methamphetamine, amphetamine and diphenhydramine were present in Jennette's blood. CNN, 21 May 2021 This group includes many over-the-counter sleep medicines, such as those containing diphenhydramine. Dr. Keith Roach, oregonlive, 29 Mar. 2021 Benadryl contains diphenhydramine, an antihistamine that temporarily relieves symptoms caused by hay fever, upper respiratory allergies or the common cold, such as a runny nose and sneezing. Kate Gibson, CBS News, 25 Sep. 2020 Many of these adverse effects are due to the fact that diphenhydramine is not just an antihistamine, Dr. Stolbach explains. Sarah Jacoby, SELF, 4 Sep. 2020 During the investigation, police found empty containers of diphenhydramine at the house where Banas was living in 2014. Bruce Vielmetti, Milwaukee Journal Sentinel, 26 Feb. 2020 Other drugs linked to overdose deaths were benzodiazepines; diphenhydramine, an antihistamine; and gabapentin, an anticonvulsant. Nadia Kounang, CNN, 25 Oct. 2019 Doxylamine and diphenhydramine are antihistamines that can be used as sleeping aids. Bruce Vielmetti, Milwaukee Journal Sentinel, 26 Feb. 2020 See More Word History
First Known Use
1948, in the meaning defined above
Medical Definition
diphenhydramine
noun
di·phen·hy·dra·mine ˌdī-ˌfen-ˈhī-drə-ˌmēn
: an antihistamine used especially in the form of its hydrochloride C17H21NO·HCl to treat allergy symptoms and motion sickness and to induce sleep see benadryl