Comparing Benadryl vs Ed A-Hist
| Benadryl (diphenhydramine) | Ed A-Hist (chlorpheniramine / phenylephrine) |
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| Benadryl (diphenhydramine) | Ed A-Hist (chlorpheniramine / phenylephrine) |
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Prescription and OTC
Benadryl is used to treat allergies, motion sickness, and to relieve symptoms of Parkinson's Disease (PD) in patients unable to tolerate more potent agents. It may also be used off-label to help... View more |
Prescription and OTC
Prescribed for Cold Symptoms, Allergic Rhinitis. Ed A-Hist may also be used for purposes not listed in this medication guide. |
Related suggestions Allergic Rhinitis
Cold Symptoms
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| More about Benadryl (diphenhydramine) | More about Ed A-Hist (chlorpheniramine / phenylephrine) | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Benadryl has an average rating of 7.0 out of 10 from a total of 80 ratings on Drugs.com. 60% of reviewers reported a positive effect, while 20% reported a negative effect. |
Ed A-Hist has an average rating of 10.0 out of 10 from a total of 1 ratings on Drugs.com. 100% of reviewers reported a positive effect, while 0% reported a negative effect. |
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| Side Effects Experienced by Users Side effects are reported in Drugs.com user reviews and not clinically verified. | |||||||||||||||||
View all Benadryl side effects |
View all Ed A-Hist side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
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N/A |
N/A |
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| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Benadryl prices |
View all Ed A-Hist prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Other diphenhydramine brands include: Aler-Dryl, Aler-Tab, Aller-G-Time, Allergia-C, Allermax, Altaryl, Aurodryl Children's Allergy, Banaril, Banophen, Beldin, Belix, Ben-Tann, Benadryl Allergy, Benadryl Children's Allergy, Benahist-10, Benahist-50, Benoject-50, Buckley's Bedtime, Bydramine, Calm-Aid, Complete Allergy Relief, Compoz Nighttime Sleep Aid, ConRx Allergy, Dicopanol, Diphedryl, Diphen, Diphen AF, Diphen Cough, Diphenadryl, Diphendryl, Diphenhist, Diphenmax, Diphenydramine Quick Melt, Diphenyl, Diphenylin, Dormin, DPH, Dytan, Dytuss, Genahist, Help I Can't Sleep, Histaprin, Hydramine, Hydramine Compound, Hydramine Cough Syrup, Hyrexin, Miles Nervine, Nytol, Nytol Caplet, Nytol QuickCaps, Pharbedryl, Scot-Tussin Allergy, Siladryl Allergy, Silphen Cough, Simply Sleep, Sleep Tab II, Sleep Tablets, Sleep-ettes D, Sleepinal, Sleepwell 2-nite, Snooze Fast, Sominex, Sominex Maximum Strength Caplet, Trux-adryl, Twilite, Unisom Liquid, Unisom SleepGels, Unisom SleepMelts, Unisom SleepMinis, Valu-Dryl, Vanamine PD, Vicks QlearQuil Nighttime Allergy Relief, Z-Sleep, ZzzQuil View more | Other chlorpheniramine / phenylephrine brands include: Acta-Tabs PE, Actifed Cold and Allergy, Allan Tannate Pediatric, Allerest PE, AlleRx, BP Allergy JR, C Phen, C Phen Drops, Cardec, Cardec Drops, Ceron, Ceron Drops, Chlor-Mes Jr, ChlorTan D, CP Dec, CP Dec Drops, Dallergy Drops, Dallergy JR, Dec-Chlorphen, Dec-Chlorphen Drops, Ed A-Hist LA, Ed ChlorPed D, Giltuss D Allergy & Congestion, Histadec, Histatab Plus, NoHist LQ, Novahistine, Nuhist, Phenagil, Rhinatate-NF, Ricobid NR, Sinus & Allergy PE, Sudafed PE Sinus & Allergy, Suphedrine PE Sinus & Allergy, Triaminic Cold & Allergy View more | ||||||||||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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9.3 hours |
30 hours |
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| CSA Schedule 1 View glossary of CSA terms | |||||||||||||||||
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Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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| Pregnancy Category | |||||||||||||||||
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Category B
No proven risk in humans
See the full pregnancy warnings document. |
Category N
Not classified
See the full pregnancy warnings document. |
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| Drug Interactions | |||||||||||||||||
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A total of 450 drugs are known to interact with Benadryl:
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A total of 496 drugs are known to interact with Ed A-Hist:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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March 04, 1946 |
N/A |
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| WADA Class View classifications | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
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| Professional Resources | |||||||||||||||||
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N/A |
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| Related Treatment Guide | |||||||||||||||||
1 The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
See also:
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.