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No: they work together to relieve symptomsGet a more detailed answer ›
Why can not use antihistamines and decongestants in patient with thyroid disease ? What is the machanism of action? What medicine can use to relief ?
Decongestants may: Decongestants may complicate and exacerbate hyperthyroid states. In general I do not recommend oral decongestants to any age group as there is a higher risk of cardiovascular disease with decongestant use. Antihistamines alone may be used in thyroid disease in general. ...Read more
Would like to know if both antihistamine and decongestant thicken mucus.Have read some newer antihistamine (zyrtec) do not, and decongestants do not.
Dehydration: Thicker mucous is an expected response of an inflamed mucous membrane. The best way to thin the mucous is to drink lots of water. ...Read more
Do histamines (not antihistamine medications) make you drowsy? Antihistamines (no decongestants added) seem to make me more alert when allergies flare
Yes: Histamine is a substance released during an allergic attack and can cause drowsiness. Some of the older generation anti-histamine agents (like benedryl) can cause drowsiness because they can pass the "blood brain" barrier and cause a direct effect on thinking. In rare cases in adults, antihistamines can cause agitation. ...Read more
No: Decongestants reduce the swelling in the nose, but do not clear out the sinuses to the point of changing ct results. Other pathologies will be completely unaffected. ...Read more
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