Can you take an antihistamine and a decongestant at the same time?

I have a runny, itchy nose, sinus pressure and congestion...the nasal decongestant is supposed to work for the sinus pressure and congestion, and the antihistamine is supposed to be ...show more

I take benadryl every night for sleep, but Im trying to stop using my nasal spray so I want to take Cold & Allergy medicine that contains phenylephrine HCI 10 mg (nasal decongestant) and Chloreniramine maleate 4 mg (antihistamine). Question 1. Will...

Its just that I feel that the claritin is working just a little bit and i need more of something. I know it says just to take one claritin a day.

I have an allergy problem plus some insomnia problem so I take Benadryl to help me sleep and calm my allergies but I am out of Benadryl at the moment, and the only allergy pills I have in my medicine cabinet are Cetirizine Hydrochloride 10mg/Antihistamine...

I have allergies, for which I take Zyrtec-D or Claritin-D ("D" is the one with Pseudoephedrine), but I also have pneumonia, for which I am taking Mucinex (guaifenesin) and some antibiotics. Will the decongestant interfere with the efficacy...

I got prescribed some antihistamine pills today for my allergy rash. They're hydroxyzine 50mg. So i went to go take one this afternoon, and a lot of them accidentally came out of the container. My hand was a bit sweaty at the time, and I could tell they...

I got prescribed some antihistamine pills today for my allergy rash. They're hydroxyzine 10mg. So i went to go take one this afternoon, and a lot of them accidentally came out of the container. My hand was a bit sweaty at the time, and I could tell they...

pretty self explanitory ive been perscribed panedine fort for the pain of my leg but i need to take an antihistamine for allergies but i need to know if i can take them at the same time or not thanks :)