What is it? 
Diphenhydramine hydrochloride (Benadryl®) is an antihistamine with anticholinergic (drying) and sedative affects. 

How can I avoid it? 
Contact avoidance requires reading labels, package inserts, Material Safety Data Sheets (MSDS), and on occasion, direct communication with the manufacturer that potentially produces products containing this ingredient. 

Uses
• Hair conditioning agents (tonics,dressings) 
• External analgesics 
• Anesthetic anti-itch cream 
• First aid cream 
• Used for allergic conjunctivitis due to foods 
• For mild, uncomplicated allergic skin manifestations of urticaria and angioedema, 
• For treatment of allergic reactions to blood or plasma 
• For dermatographism 
• In therapy for anaphylactic reactions adjunctive to epinephrine and other standard measures after the acute manifestations have been controlled 
• For active and prophylactic treatment of motion sickness and for parkinsonism 
• Antiemetic and has local anesthetic properties 
• Preparations for the relief of cough and in the prevention and treatment of radiation sickness, nausea and vomiting 
• Treatment of allergic cheilitis and stomatitis.

 Antihistamine drugs, both topical and systemic (by mouth or injection). This agent is found in the following medications:

  • Allerdryl 
  • Compoz 
  • Nidryl 
  • AllerMax 
  • Dermamycin 
  • ordryl 
  • Banophen 
  • Diahist 
  • Nordryl cough 
  • Belix 
  • Diphenacen-50 
  • Nytol 
  • Bena-D 10 
  • Diphen cough 
  • Phendry 
  • Dena-D 50 
  • Diphenhist 
  • Scot-Tussin Allergy 
  • Benadryl 
  • Dormarex 2
  • Silphen cough 
  • Benadryl 25 
  • Dormin 
  • Sleep-Eze 3 
  • Benadryl Kapseals 
  • Dramamine 
  • Sleepinal 
  • Benahist 10 
  • Diphenadril 
  • Sominex 2 
  • Benahist 50 
  • Compoz 
  • Sominex caplets 
  • Ben-Allergin 50 
  • Dyrexin 
  • Tavest 
  • Benoject 
  • Genahist 
  • Tusstat 
  • Benoject-10 
  • Hydramine 
  • Twilite 
  • Benoject-50 
  • Hydramyn 
  • Uni-Bent cough 
  • Bydramine 
  • Hyrexin-50 
  • Wehdryl 
  • Caladryl 
  • Insomnal

Other names for Diphenhydramine hydrochloride
• Benadryl 
• O-benzhydryldimethylaminoethanol 
• b-Dimethylaminoethanol diphenylmethyl ether 
• a-(2-dimethylaminoethoxy)diphenylmethane 
• Benzhydramine; Alledryl; Allergin; Amidryl 
• Bagodryl 
• Benodin 
• Benylan 
• Benzantin 
• Dibendrin 
• Dibondrin 
• Dihidral 
• Diphantine 
• DPH • DHM 
• S 8; Sekundal-D 
• Syntedril 
• BAX 
• Benocten 
• Benzehist 
• Dabylen 
• Dolestan 
• Felben 
• Fenylhist 
• Halbmond 
• Rohydra 
• Sedopretten 
• Valdrene
• Wehydryl 
• Ambenyl 
• Benylin 
• Hydryllin 
• 2-(benzhydryloxy)-N,N-dimethylethylamine hydrochloride 
• 2-diphenylmethoxy-N,N-dimethylethylamine hydrochloride 
• dimethylamine benzhydryl ester hydrochloride 
• beta-dimethylaminoethyl benzhydryl ether hydrochloride 
• alpha-hydroxydiphenylmethane-beta-dimethylaminoethyl ether hydrochloride 
• 2-(diphenylmethoxy)-N,N-dimethylethanamine hydrochloride 
• N,N-dimethyl-2-(diphenylmethoxy)ethylamine hydrochloride 
• 2-benzhydryloxyethyl-N,N-dimethylammonium chloride 
• BENA 
• benadryl hydrochloride 
• Bendylate 
• benzhydramine hydrochloride 
• difenhydramine hydrochloride 
• dimedrol; eldadryl 
• sk-diphenhydramine 
 allergan 
• allergival 
• denydryl 
• diphenylhydramine hydrochloride 
• resmin 
• restamin 
• VENA

How safe is it?

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