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Doctor insights on: Claritin Medication

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Is there really a best time on taking medications? Like Claritin (loratadine) and prenatal vitamins?

Is there really a best time on taking medications? Like Claritin (loratadine) and prenatal vitamins?

Antihistamines late: It has become more apparent over the past few years that taking an antihistamine in the evening can be better, as it will be in full force working the next day when you wake up. ...Read more

Dr. Ashraf Abdel Azeem
540 doctors shared insights

Claritin (Definition)

Claritin is a non-sedating antihistamine which is a kind of antihistamine type drug (common ...Read more


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Hello, I have just bought a medication called Laritol D which contains 30mg of phenylephrine and 5mg of loratadine. Is this combination dangerous?

Hello, I have just bought a medication called Laritol D which contains 30mg of phenylephrine and 5mg of loratadine. Is this combination dangerous?

No, unless : You have high blood pressure, the phenylepherine component would increase your blood pressure further. In the USA this kind of drug isn't available OTC, only under doctor's supervision, take care ...Read more

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If you have esofagitis cause by allergy like pollen does loratadine help for that or the other medication ?

If you have esofagitis cause by allergy like pollen does loratadine help  for that or the other medication ?

No: One particular kind of esophagitis, eosinophilic esophagitis (EoE), can be related to food allergies, but this condition is not common. Its relationship to environmental allergies is less clear. Case reports of patients using drops (or tablets) of pollen to help respiratory allergy develop EoE. Antihistamines would probably not help your GI problem. A gastroenterologist needs to be involved. ...Read more

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My allergies are really bothering me I'm on pataday Flonase Claritin (loratadine) and take weekly allergy shots medications don't work I've taken everything else?

My allergies are really bothering me I'm  on pataday Flonase Claritin (loratadine) and take weekly allergy shots medications don't work I've taken everything else?

Re-evaluation: if you are on all those medicines, regular and not benefiting, so you need to be reevaluated, medicines don't work equally for all patients, doses might need to be modified or prescribed different meds, most important is adherence to treatment plan, good luck ...Read more

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Can my baby 4 month old take allergy medication as Benadryl (diphenhydramine) or claritin?

Can my baby 4 month old take allergy medication as Benadryl (diphenhydramine) or claritin?

Not likely: At 4 months you should not be giving your child allergy meds. Take him to the pediatrician and see what is going on. ...Read more

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Might there a good allergy medication similar to xyzal (levocetirizine) or Claritin that doesn't cause weight gain?

Might there a good allergy medication similar to xyzal (levocetirizine) or Claritin that doesn't cause weight gain?

Cetirizine (Zyrtec): Zyrtec 10 mg contains 5 mg of xyzal (levocetirizine) and 5 mg of an inactive mirror-image of xyzal (levocetirizine). If xyzal (levocetirizine) doesn't make you gain weight neither will zyrtec. ...Read more

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What allergy medication is safe to take if have a history of kidney stones? Allegra, Zyrtec, Benadryl, (diphenhydramine) Claritin?

What allergy medication is safe to take if have a history of kidney stones? Allegra, Zyrtec, Benadryl, (diphenhydramine) Claritin?

All of them : Is unlikely any of these would have an adverse event on your kidney stones. Your physician can clearly help you with this decision ...Read more

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Which drugs interfere with alavert (loratadine)?

Which drugs interfere with alavert (loratadine)?

A few drugs: Amiodarone and darunavir. One used for cardiac arrhythmias and the other for HIV infections. Both can cause loratidine levels to increase. ...Read more

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I take prescribed Claritin (loratadine) with psudophedrine in it will it show positive on a drug test it has 120mg per pill I take twice daily ?

Yes: The pseudophed may show up as amphetamine but if sent for a GC/LC MS confirmation it will show that it is pseudophed not other amphetamines ...Read more

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With allergy drugs such as astemizole, how about claritin (loratadine)?

With allergy drugs such as astemizole, how about claritin (loratadine)?

Astemizole not sold: Astemizole is off the market as it caused arrythmias (irregular heart beats). Cetirizine is currently the most effective 2nd generation, non-sedating antihistamine available, as effective as Benadryl (diphenhydramine) 25 mg, 1 tab 3-4x/day. It can be purchased over the counter and 300-365 tabs are available from discount retailers like bj's and costco for under $18.00. ...Read more

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With allergy drugs such as astemizole can I take claritin (loratadine)?

Combine astemizole: Generally you don't need to but occasionally you can safely combine them for flareups. ...Read more

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Can Claritin (loratadine) d or Flonase cause false positive in drug test?

Yes for Claritin (loratadine) D: Flonase contains a corticosteroid and should not interfere with usual blood tests. Claritin (loratadine) D contains pseudoephedrine which can cause some drug tests to be positive, ...Read more

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With allergy drugs such as astemizole or terfenadine, how about taking claritin (loratadine)?

Depends: Astemizole is not available in the U.S. The other two are now over the counter medications for seasonal allergies. Consult your doc if you think you have seasonal allergies. ...Read more

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If someone starts a rash after being on claritin, (loratadine) might it be from the drug? How likely is it for a person to be allergic to an allergy drug?

Uncommon: Could also be something in the additives or coloring of the pill. Have you tried other antihistamines and had the same reaction. If so, then it might be a drug class allergy. If not, then it is a particular brand. ...Read more

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Any drug interactions while taking stelara (ustekinumab)? Okay to take Claritin for allergies?

Any drug interactions while taking stelara (ustekinumab)? Okay to take Claritin for allergies?

Claritin (loratadine) ok: the major interactions with Stelara (ustekinumab) (mAb against IL-12 and IL-23) include decreased vaccine efficacy and concern for immune suppression when added to other suppressive drugs. Use of Claritin is ok. ...Read more