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Antihistamines: Safety of high dose medications is often unknown. Our experience comes from case reports of persons who intentionally or accidentally consumed unusually excessive quantities. When Claritin (loratadine) was first investigated, safety studies were done at 40 mg (4 times the current recommended dose). We take 10 mg because effectiveness is not significantly different between 10 mg and 40mg. ...Read moreSee 1 more doctor answer
Can increase dose: You can increase the dose of a non-sedating antihistamine like cetirizine to 10mg twice a day if need be. Dosing can be increased even more in some situations. You can also consider adding H2 blockers. Talk to your Allergist about additional treatment options to get better control of hives. ...Read more
Any recommended: Dosage of any OTC antihistamine, either first or second generation, will be effective, more important though is avoidance of re-exposure to the offending food till problem is sorted out. Keep antihistamine handy for accidental exposure, if severe reaction, keep epipen (epinephrine) handy too, see your doctor/allergist if the problem is bothersome, best wishes ...Read more
Yes: It depends on the specific meds and other factors as one's body size. ...Read more
Why are the mg dosage of antihistamines different? Allegra is 180mg , Claritin (loratadine) is 5mg , and zyrtec is 10mg.
This says it contains dipenhydramine and antihistamine, it is 25 mg, if it is safe and possible, what would be a appropiate dosage?
Does sensitive to antihistamine mean you get sleepy easily? Then it should be a good one because we used lesser dose ?
I've heard at low doses, Seroquel (quetiapine) acts as a strong antihistamine. Is this true & what is the dose?
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