Otolaryngology Book

http://www.fpnotebook.com/

Diphenhydramine

Aka: Diphenhydramine, Benadryl
  1. See Also
    1. Sedating Antihistamine
  2. Indications
    1. See Sedating Antihistamine
    2. Local Anesthesia for Lidocaine Allergy
  3. Dosing: Standard
    1. Adult: 25-50 mg PO/IV/IM q6h
    2. Child: 5 mg/kg/day divided qid (12.5 mg/5 ml)
  4. Preparation: Diphenhydramine 1% (for Local Anesthesia)
    1. Dilute Diphenhydramine 5% in Normal Saline (1:4)
    2. Longer delay to onset of action than Lidocaine
    3. Shorter duration of action than Lidocaine

Diphenhydramine (C0012522)

Definition (CHV) a drug used to treat allergy symptoms
Definition (CHV) a drug used to treat allergy symptoms
Definition (NCI) A drug used to treat allergies and relieve cough and itching caused by insect bites, sunburn, and poison oak or ivy. It is also used to treat mild Parkinson disease, to prevent and treat motion sickness, to relieve cough and cold symptoms, and as a sleep aid. It is a type of antihistamine.
Definition (MSH) A histamine H1 antagonist used as an antiemetic, antitussive, for dermatoses and pruritus, for hypersensitivity reactions, as a hypnotic, an antiparkinson, and as an ingredient in common cold preparations. It has some undesired antimuscarinic and sedative effects.
Definition (CSP) histamine H1 antagonist used as an antiemetic, antitussive, for dermatoses and pruritus, for hypersensitivity reactions, as a hypnotic, an antiparkinson, and as an ingredient in common cold preparations; it has some undesired antimuscarinic and sedative effects.
Definition (NCI) A first generation antihistamine and ethanolamine with sedative and anti-allergic properties. Diphenhydramine competitively inhibits the histamine-1 (H1) receptor, thereby alleviating the symptoms caused by endogenous histamine on bronchial, capillary and gastrointestinal smooth muscles. This prevents histamine-induced bronchoconstriction, vasodilation, increased capillary permeability, and GI smooth muscle spasms.
Concepts Organic Chemical (T109) , Pharmacologic Substance (T121)
MSH D004155
SnomedCT 256043008, 26458009, 372682005
English Benhydramin, Benzhydramine, Diphenhydramine, Diphenylhydramin, Diphenylhydramine, 2-Diphenylmethoxy-N,N-dimethylethylamine, diphenylhydramine, Ethanamine, 2-(diphenylmethoxy)-N,N-dimethyl-, diphenhydramines (medication), diphenhydramine, diphenhydramines, diphenhydramine (medication), Diphenhydramine [Chemical/Ingredient], DIPHENHYDRAMINE, diphenhydrAMINE, Diphenhydramine product, Diphenhydramine (product), Diphenhydramine (substance), Diphenhydramine [dup] (substance)
Swedish Difenhydramin
Czech difenhydramin
Spanish Diphenhydramine, Diphenhydramine [dup] (substance), difenhidramina (producto), difenhidramina (sustancia), difenhidramina, Benhidramina, Difenhidramina, Difenilhidramina
Finnish Difenhydramiini
Russian DIFENGIDRAMIN, DIMEDROL, BENGIDRAMIN, DIFENILGIDRAMIN, БЕНГИДРАМИН, ДИМЕДРОЛ, ДИФЕНГИДРАМИН, ДИФЕНИЛГИДРАМИН
Japanese ベンヒドラミン, ジフェンヒドラミン, ジフェニルヒドラミン
Italian 2-difenilmetossi-N,N-dimetiletanamina, Difenilidramina
Polish Difenhydramina, Benzhydramina
French Diphénhydramine
German Benhydramin, Diphenhydramin, Diphenylhydramin
Portuguese Benidramina, Difenidramina, Difenilidramina
Sources
Derived from the NIH UMLS (Unified Medical Language System)


Benadryl (C0700899)

Concepts Organic Chemical (T109) , Pharmacologic Substance (T121)
MSH D004155
English Benadryl
Sources
Derived from the NIH UMLS (Unified Medical Language System)


Navigation Tree