Drug General Information

Drug Name
Diphenhydramine
Synonyms
diphenhydramine; 58-73-1; Benadryl; Benzhydramine; Probedryl; Alledryl; Antistominum; Dihidral; 2-(Benzhydryloxy)-N,N-dimethylethanamine; Benzhydraminum; Benzhydroamina; Diphantine; Difenhydramin; Ibiodral; Difedryl; Dibondrin; Mephadryl; Desentol; Dermistina; Betramin; Benzhydril; Benzantine; Benachlor; Bagodryl; Syntedril; Novamina; Medidryl; Hyadrine; Histaxin; Etanautine; Drylistan; Diabylen; Diabenyl; Dermodrin; Benodine; Baramine; Allergical; Debendrin; Benadrin; Dabylen; Antomin; Nausen; Benapon; Dylamon; Benylin; Benylan; Benodin; Amidryl; Aleryl; Allerdryl; Allergeval; Allergina; Allergival; Antitussive; Automin; Banophen; Beldin; Belix; Bena; Benhydramin; Benzhydryl; Compoz; Dibendrin; Dibenil; Difenhidramina; Difenidramina; Dimedrol; Dimedryl; Dimehydrinate; Diphen; Diphenhist; Diphenhydraminum; Diphenylhydramin; Diphenylhydramine; Dryistan; Genahist; Hydramine; Hyrexin; Restamin; Rigidil; Siladryl; Silphen; Syntodril; Allergan B; Allermax Caplets; BENADRYL HCl; Banophen Caplets; Benadryl Allergy; Difenidramina [Italian]; Dimedrol base; Diphen Cough; Diphenhist Captabs; Diphenhydramine Base; Diphenhydramine HCl; Nytol Quickcaps; Nytol Quickgels;Twilite Caplets; Unisom Sleepgels Maximum Strength; Dormarex 2; FAR 90X2; PM 255; S51; Aller-Med; Ben-allergin; Benadryl (TN); Benadryl (hydrochloride); Beta-Dimethylaminoethanol diphenylmethyl ether; Beta-Dimethylaminoethylbenzhydrylether; Beta-dimethylaminoethyl benzhydryl ether; Difenhidramina [INN-Spanish]; Dimedrol (TN); Diphenhydraminum [INN-Latin]; Nervine Nighttime Sleep-Aid; Nytol (TN); O-Benzhydryldimethylaminoethanol; Restamin (TN); Sleep-Eze D; Sleep-Eze D Extra Strength; DIPHENHYDRAMINE, ANTISTOMINUM, BENZHYDRAMINE; Diphenhydramine (JP15/INN); Diphenhydramine [INN:BAN:JAN]; Alpha-(2-Dimethylaminoethoxy)diphenylmethane; N-(Benzhydryloksy-etylo)dwumetyloamina; N-(Benzhydryloksy-etylo)dwumetyloamina [Polish]; Beta-Dimethylamino-aethyl-benzhydryl-aether; Beta-Dimethylamino-aethyl-benzhydryl-aether [German]; N,N-Dimethyl-2-(diphenylmethoxy)-ethylamine hydrochloride; N-[2-(BENZHYDRYLOXY)ETHYL]-N,N-DIMETHYLAMINE; N-(2-(Diphenylmethoxy)ethyl)-N,N-dimethylamine; 2-(Benzhydryloxy)-N,N-dimethylethylamine; 2-(Benzhydryloxy)-N,N-dimethylethylamine, hydrochloride; 2-(Diphenylmethoxy)-N,N-dimethylethylamine; 2-(diphenylmethoxy)-N,N-dimethylethanamine; 2-Diphenylmethoxy-N,N-dimethylethylamine; 2-[(diphenylmethyl)oxy]-N,N-dimethylethanamine; 2-benzhydryloxy-N,N-dimethylethanamine; 2-benzhydryloxyethyl-N,N-dimethylammonium; 2-diphenylmethoxy-N,N-demthylethanamine; 2PM
Drug Type
Small molecular drug
Indications
Meniere disease [ICD-11: AB31.0]
Approved
Company
Johnson & Johnson
Summary
Diphenhydramine is a H1 receptor antihistamine used in the treatment of seasonal allergies, and various allergic reactions including sneezing, runny nose, itchy/watery eyes, itching of nose or throat, pruritus, urticaria, insect bites/stings, and allergic rashes.
Target
Histamine H1 receptor (H1R)
Mechanism of Action: Antagonist
T77913
Histamine N-methyltransferase (HNMT)
Mechanism of Action: Inhibitor
T17448

Drug Chemical Infomation and External Links

Formula
C17H21NO
Canonical SMILES
CN(C)CCOC(C1=CC=CC=C1)C2=CC=CC=C2
InChI
1S/C17H21NO/c1-18(2)13-14-19-17(15-9-5-3-6-10-15)16-11-7-4-8-12-16/h3-12,17H,13-14H2,1-2H3
InChIKey
ZZVUWRFHKOJYTH-UHFFFAOYSA-N
CAS Number CAS 58-73-1
TTD ID D01FGR
DrugBank ID DB01075
PubChem Compound ID 3100
PubChem Substance ID
ChEBI ID CHEBI:4636
ADReCS Drug ID BADD_D00686

Drug-Food (Herb) Interactions

  • Drug
  • Foods
  • Herbs
  • Positive
  • Negative
  • Possible
  • Harmful
  • No Effect
ID Name Dose Type Drug Brand Name Drug Dose Drug Dosage Form Experimental Species Individuals Number Test Sample Ingredient Effect Relationship Classification
ID Name Dose Type Drug Brand Name Drug Dose Drug Dosage Form Experimental Species Individuals Number Test Sample Ingredient Effect Relationship classification