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Doctor insights on: Non Drowsy Anti Histamine

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Are there any non sedating anti convulsant drugs?

Are there any non sedating anti convulsant drugs?

Anticonvulsants: Lamictal and Keppra (levetiracetam) are non sedating. It is necessary to know which one will work in a particular type of seizure to decide if they would be appropriate. ...Read more

Histamine (Definition)

Histamine is an organic nitrogen compound involved in local immune responses as well as regulating physiological function in the gut and acting as a neurotransmitter. Histamine triggers the inflammatory response. As part of an immune response to foreign pathogens, histamine is produced by basophils and by mast cells found ...Read more


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Non drowsy Claritin (loratadine) is making me hyper, why?

Non drowsy Claritin (loratadine) is making me hyper, why?

Individual variance: Any medication can produce non-typical effects on some of the population that is not seen in others. Claritin (loratadine) does not seem to cross into the brain in most people, allowing for a lack of sedation for most.However, all of us have some differences in how our body reacts to some medications ant this can be one of them. For you, the medication likely reaches your brain and causes stimulation. ...Read more

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What is the most effective antihistamine antihistamine with anti emetic properties?

What is the most effective antihistamine antihistamine with anti emetic properties?

Usually not: Antihistamine has minimal effect on vomiting although Phenergan (promethazine) may provide mild benefits. Zofran will likely be more effective. You need to find out what may be causing your vomiting first. ...Read more

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Where can I buy Non drowsy Benadryl (diphenhydramine)?

Where can I buy Non drowsy Benadryl (diphenhydramine)?

Oxymoron: Benadryl (diphenhydramine) is Benadryl (diphenhydramine) which is often associated with drowsiness although not everyone is affected to the same extent. ...Read more

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If histadelia is high histamine diphenhydramine, is an anti-histamine temporarily regulating my natural histamine levels?

If histadelia is high histamine diphenhydramine, is an anti-histamine temporarily regulating my natural histamine levels?

No scientific basis: You can find histadelia on any Google search, but NOT on any serious medical search. There are patients who suffer from high histamine levels, but those are patients who have severe allergic reactions or rare tumors. Diphenhydramine will help such patients, also allergic patients in general, as many are mediated by histamine. However, histaelia is NOT a real disease. ...Read more

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Is there anything stronger than claratin or loratadin for allergies? Only non drowsy medications

Is there anything stronger than claratin or loratadin for allergies? Only non drowsy medications

Allergies: good question. Not really taking the drug between 4 to 6 pm helps not the D form) as that is before things bloom adding in a nasal steroid spray (which is otc) in the am also helps. Your doctor could add in singulair (montelukast) at bedtime as well. Bad season this year ...Read more

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Does Benadryl (diphenhydramine) anti itch cream make you drowsy?

Does Benadryl (diphenhydramine) anti itch cream make you drowsy?

No it does not: No there is not enough absorption to make you drowsy unless used in very large body surface area. ...Read more

Dr. Neil Kao Dr. Kao
3 doctors agreed:
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Does cetirizine (aka zyrtec) allergy medication contain any stimulant components?

Dr. Neil Kao Dr. Kao
3 doctors agreed:
Does cetirizine (aka zyrtec) allergy medication contain any stimulant components?

No: Cetirizine is also marketed with pseudoefedrine, which can be a stimulant in some people. Avoid zyrtec-d. ...Read more

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Is non drowsy Claritin (loratadine) ok to take whike breastfeeding?

Yes: This is one of the best tolerated antihistamine preparations for breastfeeding.Transfer into milk is negligible as is effect on milk volume. ...Read more

Dr. Anlin Xu Dr. Xu
8 doctors agreed:
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Can Claritin (loratadine) non-drowsy antihistamine still cause drowsiness?

Dr. Anlin Xu Dr. Xu
8 doctors agreed:
Can Claritin (loratadine) non-drowsy antihistamine still cause drowsiness?

Yes: Claritin is a second generation antihistamine which causes much less drowsiness than first generation antihistamine, like benadryl (diphenhydramine). The number of people who feel drowsy on Claritin is so low that it is labeled "non-drowsy". But each of us is unique. I have plenty of patients who feel drowsy on claritin, especially petite women. ...Read more

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Are non-drowsy antihistamines such as Claritin (loratadine) effective for treating asthma?

Are non-drowsy antihistamines such as Claritin (loratadine) effective for treating asthma?

Not directly: Claritin is useful to reduce the symptoms of allergies, especially post nasal drip. It should be used with other medications. Mid you are having serious allergic symptoms that worsen your asthma, see an allergist. ...Read more

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Zyrtec (cetirizine) makes me very drowsy. Is this common and are there non-drowsy antihistamines that provide as effective allergy relief? Thanks

Zyrtec (cetirizine) makes me very drowsy. Is this common and are there non-drowsy antihistamines that provide as effective allergy relief? Thanks

Yes: This is a common side effect of Zyrtec, but it is different for everyone. If Zyrtec makes you drowsy, you could try the other 2 common anti-histamines instead - Allegra or Claritin (loratadine). Some people have been drowsy with these medicines as well, but others have not. Best wishes. ...Read more

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Anti inflammatory medicine without sleepyness/drowsiness? Any suggestions?

See details: Drowsiness secondary to nsaids is relatively uncommon. You need to list your previous nsaids before alternative suggestions can be made. ...Read more

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Is diphenhydramine a type of anti inflamatory drug?

Is diphenhydramine a type of anti inflamatory drug?

Not really: Diphenhydramine blocks histamine effects and as such blocks inflammation but not in the same sense as asa, advil, aleve (naproxen) or steroids which have multiple anti inflammatory effects for arthritis, injury, etc. ...Read more

Dr. John Chiu Dr. Chiu
4 doctors agreed:
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Will anti histamines such as zyrtec or allegra (fexofenadine) so on, effect methacholine since its a histmane and cause negative results?

Dr. John Chiu Dr. Chiu
4 doctors agreed:

It may potentially: Antihistamines are not to be taken for at least 24 hrs but preferably 72 hrs prior a methacholine challenge. Having said that , I would doubt the average dose of AH is potent enough to block a truly positive response. ...Read more

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Why most doctors advice two types of anti histamines for urticaria.One that is with drowsy and the other non drowsy.Tnx?

Hives: Because we can't have you sleepy during the day when you have things to do. The non-sedating are best in the day and sedating are best at night. ...Read more

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Dr. Paul Carter
649 doctors shared insights

Antihistamine (Definition)

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


Dr. Marsha Davis
425 doctors shared insights

Drowsiness (Definition)

Drowsiness = feeling sleepy/ feeling ...Read more