Doctors give trusted answers on uses, effects, side-effects, and cautions: Dr. Ramsey on mucinex liquid dosage: Yes, you can combine these two medications. The most common side effect in children taking Zyrtec is drowsiness or sleepiness. One of the reasons it does this is because histamine is a neurotransmitter, an important protein that helps in the transmission of signals between neurons in the brain. Valentine Large Bagged Candy, Russell Stover / Whitmans. Russell Stover Big Box Candy. Lindt / Ghirardelli / Premium Candy Bars Shop for allergy relief nasal spray online at Target. Free shipping on purchases over $35 and save 5% every day with your Target REDcard. C Phen ® (as a combination product containing Chlorpheniramine, Phenylephrine)see Phenylephrine; C Phen DM ® (as a combination product containing Chlorpheniramine, Dextromethorphan, Phenylephrine)see Phenylephrine Explains the medication fexofenadine (Allegra, Allegra Allergy, Children's Allegra, Allergy 24-HR, Mucinex Allergy), a drug used for the temporary relief of runny nose, sneezing, and nasal stuffiness from the common cold. C Phen ® (como combinacion de productos que contiene clorfeniramina, fenilefrina)ver Fenilefrina; C Phen DM ® (como combinacion de productos que contiene clorfeniramina, dextrometorfano, fenilefrina)ver Fenilefrina cRc - Over The Counter Medicine List Cold and Flu See also 'Cough' Tylenol Cold Max (Day Non-drowsy) Liquid Not Recommended Tylenol Cold Max (Night) Liquid Not Recommended Hy-Vee Aisles Online Grocery Shopping. 17 varieties available. Vicks NyQuil Cold & Flu Nighttime Relief and DayQuil Cold & Flu Multi-Symptom Relief Convenience Pack Generic name: oxymetazoline nasal. Brand names: Afrin, Mucinex Sinus-Max Full Force, Afrin NoDrip Extra Moisturizing, Afrin Original, Vicks Sinex 12-Hour Decongestant Nasal Spray, Zicam Extreme Congestion Relief, Zicam Sinus Relief, Afrin NoDrip Sinus, Afrin Sinus, 12 Hour Nasal, 12 Hour Nasal Decongestant Spray, Afrin NoDrip Original.