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Doctor insights on: Decongestant Antihistamine Combination

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Dr. Maxime Cannesson
523 doctors shared insights

Phenylephrine (Definition)

Phenylephrine hydrochloride is a decongestant which is a kind of antihistamine type drug (common ...Read more


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Is it possible for me to take a decongestant and an antihistamine together?

Is it possible for me to take a decongestant and an antihistamine together?

Yes you can: You can take both medications at the same time providing that you follow the recommended otc doses. ...Read more

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Please tell me, could a antihistamine and a decongestant be taken together?

Please tell me, could a antihistamine and a decongestant be taken together?

Yes: This combination is commercially available as an otc medicine -ask pharmacist. ...Read more

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Can like to know if both antihistamine and decongestant thicken mucus?

Can like to know if both antihistamine and decongestant thicken mucus?

Antihistamines: do dry up secretions, decongestants constrict blood vessels so less blood flows into the area and congestion is relieved, drink plenty of water/fluids while on those drugs, avoid decongestants if having high blood pressure ...Read more

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I was prescribed some antihistamines and over-the-counter decongestants.. is it serious?

Need More Info: It is probably not serious, but you cannot determine the seriousness of a disease just by knowing the recommended medications. I do not usually give my patients decongestants for long term use due to side effects like insomnia, agitation, elevated blood pressure, and heart rate. They are ok for short term use or when you are sick for a few days. ...Read more

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Is it possible for too much decongestant/antihistamine to make my sinuses worse?

Is it possible for too much decongestant/antihistamine to make my sinuses worse?

Yes but not likely: Some antihistamines may thicken the mucous. Oral decongestants don't cause much in the way of tolerance. It is more likely that your condition itself has gotten worse or become complicated by infection perhaps. ...Read more

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What is the difference between nasal decongestant and antihistamine ? When do you use each med ? Which one is better ?

What is the difference between nasal decongestant and antihistamine ? When do you use each med ? Which one is better ?

Allergies: A nasal decongestant can be a nasal steroid, a nasal vasoconstrictor such as afrin and an oral decongestant such as pseudoephedrine. The nasal steroid is the safest long term option. The other 2 carry significant side effects. An antihistamine helps with the sneezing, runny nose and itching symptoms. ...Read more

Dr. Paul Carter
601 doctors shared insights

Antihistamine (Definition)

Sedating and non-sedating antihistamines prevent and treat allergic reactions, and are ...Read more


Dr. Thomas Josa
271 doctors shared insights

Decongestant (Definition)

Decongestants are a kind of common ...Read more