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Doctor insights on: How Long Does It Take Claritin To Start Working

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Dr. Ashraf Abdel Azeem
506 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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How long does it take childrens Claritin (loratadine) to work?

How long does it take childrens Claritin (loratadine) to work?

1-2 weeks: If there are absolutely no improvements in about a week, i tend to switch people over to zyrtec. It can be a little sedating for some, but I have found it to be much more effective than claritin (loratadine). ...Read more

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How long does it take for loratadine to work?

Same day: You should be able to hopefully notice some results withing the same day you take it. ...Read more

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How long does it take for claritin-d to work.

How long does it take for claritin-d to work.

1 to 3 hours: Claritin d is a combination antihistamine [claritin= loratadine] and d= decongestant pseudoephedrine. This product is rapidly absorbed then metabolized to the active product with relief beginning within 1 to 3 hours. ...Read more

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How long does it take for Claritin (loratadine) to take effect on hives??

3 days to reach peak: Claritin (loratadine) (loratidine) takes 3 days to reach a steady state, so it could take that long for it to work on hives. Other non-drowsy antihistamines are a better choice: Allegra (fexofenadine) reaches peak effect within 2 hours and Zyrtec (cetirizine) reaches peak effect in 1-2 hours. If you see no benefit at all within 5 hours of taking these, they probably will not work for you. ...Read more

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Is 20mg of loratadine safe to take if 10mg is not Working?

Is 20mg of loratadine safe to take if 10mg is not
Working?

Not unsafe: but what are you treating? if it isn't working at the regular dose for whatever problem, you'd better see your doctor, best wishes ...Read more

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How long does Claritin (loratadine) take to work?

About 1.5 hours: The onset of clinical symptom relief is about 1.5 hours for claritin (loratadine). To read the study that compares this to zyrtec and Allegra go to: http://www.Ncbi.Nlm.Nih.Gov/pubmed/15176489. ...Read more

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How long does Claritin (loratadine) d take to work?

Claritin (loratadine) D: Hello, this is a complicated answer in that claritin-d is a combination medication. The onset of Claritin is within 3 hours and the pseudofed will begin it's effects in the nasal cavity within 30 minutes. ...Read more

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How long it take for Claritin (loratadine) to work?

About 1.5 hours: Onset of clinical relief is about 1 hour for zyrtec and Allegra and about 1.5 hours for claritin (loratadine). To read the study, go to: http://www.Ncbi.Nlm.Nih.Gov/pubmed/15176489. ...Read more