How long is it safe to take claritin d?d seems to be the only thing help chronic post nasal drip and fluid in ears.on allergy shots but slow progress.

BP Concerns: The decongestant in Claritin (loratadine) D can be helpful for acute facial pain/pressure and congestion but has side effects which can be significant. If you have a history of blood pressure issues or other cardiac problems I would not recommend. Consider talking with Allergist about other possible treatment due to refractory disease. Drying agents like ipratroprium bromide sprays and methscapolomine can help