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diphenhydramine hcl overdose

A 44-year-old member asked:
Dr. Andrew Murphy
28 years experience in Allergy and Immunology
Yes: An overdose of Benadryl (diphenhydramine) can be fatal.

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A 43-year-old member asked:
Dr. John Chiu
Dr. John Chiu answered
56 years experience in Allergy and Immunology
Tons: You will likely be able to tolerate at least 5 capsules without much problem except for drowsiness and a dry mouth. As for the lethal dose, i don't k ... Read More
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A 45-year-old member asked:
Dr. John Norvell
20 years experience in Allergy and Immunology
No: Benadryl (diphenhydramine) is a short-acting antihistamine and is more likely to make you sleepy when used. Fexofenadine is a second-generation, non- ... Read More
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A 56-year-old member asked:
Dr. Michael Sparacino
36 years experience in Family Medicine
No: It shouldn't show up in a home screening test.
A 41-year-old member asked:
Dr. Robert Woods
29 years experience in Psychiatry
911: Although death by Diphenhydramine overdose is uncommon, dangers associated with an overdose include cardiac arrhythmias, delirium, respiratory suppres ... Read More
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A 52-year-old member asked:
Dr. James Henning
49 years experience in Anesthesiology
Caution Required: Both drugs have similar "mechanisms of action." therefore, the effects they produce are "additive" and, in theory, can pile up to create more effects ... Read More
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A 43-year-old male asked:
Dr. Marsha Davis
27 years experience in Internal Medicine
Possible: But not sure why you would want to do that.
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A 54-year-old member asked:
Dr. Evan Altman
18 years experience in Psychiatry
Both commonly used: Both of these are commonly used over-the-counter. They are sedating and help people fall and stay asleep to a greater or lesser degree depending on th ... Read More
A 54-year-old member asked:
Dr. Bradley Butkovich
26 years experience in Orthopedic Surgery
No: it is a muscle relaxer not a pain reliever. some narcotics contain acetaminophen like vicodin and percocet
A 56-year-old member asked:
Dr. Matthew Smith
39 years experience in Psychiatry
Probably: I think you mean 5 mg of diazepam, not .5. 75 mg of diphenydramine is a bit high. Tegether, they synergize for additional sedation. Alone, it is prob ... Read More
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A male asked:
Dr. Justin Greiwe
11 years experience in Allergy and Immunology
Yes: Yes, you can combine these two medications.
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A 54-year-old member asked:
Dr. Shawn Dalton-bethea
19 years experience in Pain Management
Benadryl (diphenhydramine) & Codeine: Hello. Benadryl (diphenhydramine) and codeine taken together could make you sleepy so please make sure that you are not driving, operating equipment, ... Read More
A 52-year-old member asked:
Dr. Thomas Riney
36 years experience in Pediatrics
Duplicative: No need to take benedryl if on zyrtec (cetirizine).
A 44-year-old member asked:
Dr. Michael Jaindl
36 years experience in ENT and Head and Neck Surgery
Yes, Phenylephrine: In a nasal decongestant spray can be used for a limited time (see insert) to open nasal passages. Ceterizine is an antihistamine for treating alleric ... Read More
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A 49-year-old male asked:
Dr. James Marx
47 years experience in Pain Management
Why?: Promethazine and Benadryl (diphenhydramine) are both antihistamines. The combination of prometh. With Codeine should be used the treatment of uncontro ... Read More
A 49-year-old female asked:
Dr. Alvin Lin
Dr. Alvin Lin answered
29 years experience in Geriatrics
Interactions Checker: I find www.Drugs.Com very useful (and i'm not even paid to type that!), especially when looking for drug-drug interactions such as you're asking. Chec ... Read More
A 55-year-old member asked:
Dr. Alan Ali
Dr. Alan Ali answered
31 years experience in Psychiatry
Ambroxol: This is a mucolytic agent. The only adverse effect I am aware of is irritation of stomach.
A 40-year-old member asked:
Dr. Michael P Vaughn
33 years experience in Allergy and Immunology
Citrate vs. HCl: No real difference, both work in the same way and are likely to equivalent in all ways.
A 26-year-old male asked:
Dr. Derrick Lonsdale
72 years experience in Preventive Medicine
Yes: But it is a huge dose and you may do better with 3 mg + antihist + other "natural" sleep aids.
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A 45-year-old female asked:
Dr. John Chiu
Dr. John Chiu answered
56 years experience in Allergy and Immunology
Neither is better: Since both of the drugs have sedating effects, the choice would depend on which sedates you less or more (depending on your goal). Neither interacts w ... Read More
A 72-year-old female asked:
Dr. Linda Green
44 years experience in Pediatric Allergy and Asthma
No: Hydroxyzine is another antihistamine similar to diphenhydramine. You should not take both together.
A 50-year-old member asked:
Dr. Heidi Fowler
24 years experience in Psychiatry
Yes: That is possible. Call 1-800-222-1222 24 hours per day, 7 days per week to reach any poison control center in the United States. You will be connec ... Read More
A 51-year-old female asked:
Dr. Ronald Krauser
51 years experience in Rheumatology
Yes: Yes you can.
A 28-year-old male asked:
Dr. Yash Khanna
56 years experience in Family Medicine
Yes you can: Yes you can as there is no drug interaction.But check it with your doctor or Pharmacist if it is ok with you

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