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Doctor insights on: Contact Antihistamine

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If a red, itchy rash with no contact triggers improves with antihistamines (claritin (loratadine) or low dose doxepin) does that mean it is probably eczema?

If a red, itchy rash with no contact triggers improves with antihistamines (claritin (loratadine) or low dose doxepin) does that mean it is probably eczema?

Itchy rash: Antihistamines control the itch, whether it is eczema or not, the mechanism of itching is common to a number of rashes and antihistamines only help with the end result but not with the cause. To have a proper diagnosis, you need to have yourself evaluated by a dermatologist or allergist. ...Read more

Dr. Paul Carter
601 doctors shared insights

Antihistamine (Definition)

Sedating and non-sedating antihistamines prevent and treat allergic reactions, and are ...Read more


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I started to use Chloropyramine topical cream for releiving the itching from contact dermatitis on chest. is it good antihistamine cream for it?

I started to use Chloropyramine topical cream for releiving the itching from contact dermatitis on chest. is it good antihistamine cream for it?

Oral is better: It is not uncommon for topical application of antihistamines to cause sensitization reactions and to develop allergy to the antihistamine. A batter choice is to use the antihistamine orally and to apply calamine lotion to the area, If it is a true contact dermatitis the only effective way to eliminate the rash is with topical steroids. ...Read more

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What is the best OTC antihistamine?

OTC antihistamines: The second generation zyrtec, allergra or Claritin (loratadine) are comparative. None are perfect. Zyrtec is slightly more likely to make you tired ot sleepy. Often one works a little better than another and i adise you to test all three. ...Read more

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Is antihistamine harmful to the body?

Is antihistamine harmful to the body?

No: Antihistamines are a class of medication used since the 1940s. They are used to treat allergic conditions and are very safe. The newer generation antihistamines have even less side effects compared to first generation or old antihistamines. ...Read more

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When should you take an antihistamine?

When should you take an antihistamine?

Multiple reasons: Depending on the type of antihistamine used they can be used to treat things such as allergy symptoms, nausea, dizziness, motion sickness, anxiety, itching, and difficulty sleeping. ...Read more

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What are the common uses of antihistamine?

What are the common uses of antihistamine?

Antihistamine 4 itch: Antihistamines (ah) block histamine receptors and stop histamine from causing itching and swelling. They are mainly used to treat allergies and hives. Some are sedating; those are used as sleep aids. Many otc sleep meds contain Diphenhydramine (benadryl). ...Read more

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What is the best time to take an antihistamine?

Any time: You can take antihistamines any time of the day.Take them same time of day everyday. ...Read more

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Why young people more sensitive to antihistamine?

Not true: Everyone reacts to medications differently although the differences may be minor in most cases. There is no study showing that young people are more sensitive to antihistamine, especially the newer ones. ...Read more