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Doctor insights on: Why Should U Take Allergy Medicine On An Empty Stomach

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Should I take my allergy medicine on an empty stomach, or right after a meal?

Should I take my allergy medicine on an empty stomach, or right after a meal?

It depends on if: How quickly you would like it to work. Most oral medications, if taken after a high fat meal will have a slower onset of action. ...Read more

Dr. John Chiu
2,638 Doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more


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Is it bad to take medicine on an empty stomach?

Is it bad to take medicine on an empty stomach?

It depends: Some medicines actually work best if taken without food. Follow instructions on the packaging and I f you are still not certain, consult your pharmacist or your prescribing doctor. ...Read more

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It is compulsory to take antihypertensive drug empty stomach early morning?

It is compulsory to take antihypertensive drug empty stomach early morning?

No it is not compuls: No it is not compulsory. Bp drugs can be taken in the morning and at night and without regards to food. Only BP meds not to be taken at night are diuretis and those combination drugs containing diuretics. ...Read more

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I am taking ferrous sulfa. Drug 3x daily, and it says to take on an empty stomach. After I take this drug, how long later can I eat? I am anemic.

I am taking ferrous sulfa. Drug 3x daily, and it says to take on an empty stomach. After I take this drug, how long later can I eat? I am anemic.

Ferrous sulfate: This is best absorbed from an acid stomach environment. Take ferrous sulfate on an empty stomach, at least 1 hour before or 2 hours after a meal. Avoid taking antacids or antibiotics within 2 hours before or after taking ferrous sulfate, and you can probably eat at about the same time. ...Read more

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Should I take my allergy medicine before I go out and pull weeds?

Should I take my allergy medicine before I go out and pull weeds?

Yes: If a person takes an antihistamine such as allegra, claritin, zyrtec, etc, at least 1 hours before exposure, this can decrease the intensity of the allergy symptoms. The more effective nasal sprays work best when taken regularly. ...Read more

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Please tell me, could I take nyquil and allergy medicine together?

Please tell me, could I take nyquil and allergy medicine together?

Antihistamine: Nyquil has Diphenhydramine in it, I believe, which is Benadryl (diphenhydramine) which is an allergy medicine and causes somnolence. The dose is not high enough and long acting to preclude the use of the daytime, non-drowsy allergy medicine to help you during the day. ...Read more

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Can you take allergy medicine with hydrocodone?

Can you take allergy medicine with hydrocodone?

Maybe: I agree with dr. Juster; use caution when mixing narcotics with allergy meds. But, you need to know that hydrocodone is a natural stimulant leading to mast cells releasing histamine and causing itch. Not a true allergy, rather a side effect from the drug. Anti-itch medications can help but they can also worsen drowsiness. Maybe switching to something else would be best. ...Read more

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Is alavert allergy medicine okay to take with alcohol?

Is alavert allergy medicine okay to take with alcohol?

Alavert: Alavert is a antihistamine known also as loratadine. I do not advocate the consumption of alcholol with medication yet no reported serious interactions. ...Read more

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When should I take allergy medicine allegra (fexofenadine)?

When should I take allergy medicine allegra (fexofenadine)?

Without food: Fexofenadine (allegra) comes in 2 doses for adults, 60 mg. And 180 mg. The 60 mg dose is taken twice a day, every 12 hr. The 180 mg dose is taken once a day, usually in the morning and it is more effective than 60 mg, 2x/day. Fexofenadine should always be taken 1 hr. Before food because food, especially fatty food, interferes with fexofenadine absorption. ...Read more

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Can I take allergy medicine while breastfeeding? Thanks in advance.

Can I take allergy medicine while breastfeeding? Thanks in advance.

Yes: It is best to check with your child's doctor and your doctor as to what is most appropriate for your situation. ...Read more

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Is it safe to take allergy medicine while breastfeeding?

Is it safe to take allergy medicine while breastfeeding?

Not recommended: These medications are not recommended while breastfeeding as they can significantly decrease your breast milk supply. I would suggest nasal rinses and avoidance of allergens whenever possible. ...Read more

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How long does it take it for allergy medicine to take effect?

How long does it take it for allergy medicine to take effect?

30-60min: Oral antihistamines take anywhere between 30 to 60 minutes to start working. Steroid nasal sprays may take up to 2 weeks, antihistamine nasal sprays take 20 minutes, and other medications can take longer. If your symptoms are bad, you may not notice a significant effect right away from the medications. ...Read more

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What is considered the most effective allergy medicine to take?

What is considered the most effective allergy medicine to take?

Depends: The most frequently used and most available without a prescription are antihistamines. The new generation ones (zyrtec, claritin, allegra, xyzal, (levocetirizine) clarinex) are safe and effective. The most effective treatments for allergic rhinitis are nasal steroid sprays. The strongest allergy medication would likely be considered oral steroids like prednisone, but the significant side effects limit is use. ...Read more

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How much time should it take for my new allergy medicine to work?

It depends: You don't tell me what your allergic symptoms are nor what medicine you were prescribed. In principle, antihistamines, oral and topical (nasal and ocular) work within 1-2 hours and 15-45 minutes, respectively. Inhaled and oral corticosteroids (cortisone-like) take at least 6 hours to start working, full effect after a few days. ...Read more

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Can I take canesten oral while taking reaction allergy medicine?

Can I take canesten oral while taking reaction allergy medicine?

No: Not if you are taking allergy medicine for canesten oral ingredients, nor take it if you are taking astemezole, or have terfenadine laying around since it has been off market for couple of years now (also known as seldane). ...Read more

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What allergy medicine can I take while nursing?

What allergy medicine can I take while nursing?

Loritadine/fexofenad: The long acting loritadine (claritin) and fexofenadine (Allegra) are both well tolerated during beast feeding and have minimal effect on milk production. Their molecular nature makes crossover inn BM minimal. ...Read more

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Might I take allergy medicine (allegra) while I'm sick?

Might I take allergy medicine (allegra) while I'm sick?

Probably: I depends on what type of illness it is. Most of the time antihistamines such as Allegra (fexofenadine) are safe. Best to ask your doctor if it is appropriate in your situation. ...Read more

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When if the bes ttime to take Claritin (loratadine) allergy medicine?

When if the bes ttime to take Claritin (loratadine) allergy medicine?

Morning: Claritin (loratadine) is a once daily, non-sedating antihistamine. Though it is advertised to last 24 hours, it generally lasts about 17 or 18 hours. Thus, to get "all day" relief, it is best taken in the morning. ...Read more

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What allergy medicine can my wife take while we're trying to conceive?

Depends on symptoms: Depends on what problem your wife uses allergy medicine for. I'd try to avoid any medicine in the first 12 weeks if possible. Neti pot for nasal rinses works a like a champ in patients with allergic rhinitis. Rhinocort is listed category b. It is a nasal spray and works great in people with the above problem. Claritin/zyrtec and Benadryl (diphenhydramine) are otherwise safe to take as well. ...Read more

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How many zertec allergy medicine would someone need to take for them to overdose and be sent to the hospital but not die?

How many zertec allergy medicine would someone need to take for them to overdose and be sent to the hospital but not die?

Strange question: But I can tell you it is highly unlikely that you can kill yourself even with 20 x the recommended dose but you will likely feel miserable for awhile. If you are thinking about suicide, I urge you to call the suicide hotline now. Don't delay even a New York second. ...Read more

Upper Abdomen (Definition)

Draw a transverse line through the umbilicus and the upper abdomen includes every part of the belly above this line and below the ...Read more