In our latest question and answer, the pharmacist discusses even if it is or not there is a medicine interaction between Claritin (Loratadine) and also DayQuil.

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Brit asked

Is it safe to integrate Claritin and also DayQuil?


Claritin (loratadine) is a second generation antihistamine used to act seasonal allergies and also urticaria (hives). DayQuil Cold & Flu (acetaminophen/dextromethorphan/phenylephrine) is a mix product offered to law fever, cough and also sinus congestion.

it is safe to take both Claritin and also DayQuil with each other as there is no interaction between the 2 medications. Let"s take it a look at at every product an ext closely.


As a 2nd generation antihistamine, Claritin (loratadine) is commonly non-sedating and also does not cause drowsiness. Claritin (loratadine) functions on the symptoms of runny nose, itchy, watery eyes and sneezing. It comes in 12 and 24 hour formulations and also effects deserve to be felt within 1 come 3 hours. The is frequently a well tolerated medication v the most typical side results being headache, drowsiness, fatigue and dry mouth. Patient with well-known kidney or liver special needs or an illness should inspect with their physician or other health care provider before using.


DayQuil is a mix product that contains different drugs depending on which formulation is being used. The complying with DayQuil formulations may be available:

DayQuil HBP Cold and Flu: acetaminophen for fever/pain and also Dextromethorphan for sneeze suppressantDayQuil Cold and Flu Relief Caps: acetaminophen for fever/pain, Dextromethorphan for sneeze suppressant and also phenylephrine for nasal congestionDayQuil severe Cold and Flu: paracetamol for fever/pain, Dextromethorphan for cough suppressant, phenylephrine because that nasal congestions and guaifenesin for expectorantDayQuil Cough and Congestion Liquid: Dextromethorphan for cough suppressant and guaifenesin because that expectorantDayQuil cough Suppressant: Dextromethorphan for cough suppressant

Below, we talk about each ingredient in the over DayQuil products in detail:

Ingredients consisted of In DayQuil Products


Acetaminophen is provided as a heat reducer and for pain. If acquisition DayQuil with various other drugs, that is necessary not come exceed the maximum sheep of acetaminophen. Acetaminophen has been connected with acute liver failure. Doses need to not exceed 4 grams everyday in adults. Be cautious when combining through other medications that contain paracetamol so as to not exceed the 4 grams maximum daily dose.


Dextromethorphan is a sneeze suppressant offered to help control a cough. That is usually a well tolerated medication. The most usual side results that have actually been reported are drowsiness, nausea, vomiting and also stomach upset.


Phenylephrine is a decongestant the helps relax nasal and also sinus congestion. Patients with high blood push should check with their doctor or other health care provider before taking. It can increase blood pressure and cause love stimulation consisting of palpitations, quick heart beat and arrhythmias. Other feasible side effects include insomnia, anxiety, dizziness, headache and upset stomach.


Guaifenesin i am one expectorant used to ease mucus and also make a cough an ext productive. The most typical side effects are dizziness, drowsiness, headache, nausea, vomiting and also stomach pain.

as soon as taking mix products, it can be fairly easy to take too much of drug if combining with other products. The is vital for patient to realize what they are taking and which medicines are in a certain formulation. If there is any kind of confusion or questions, asking the pharmacist or another health care provider for help determining which product formulations room most suitable for the symptoms you are trying come treat.

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Taking Claritin (loratadine) and DayQuil Cold & Flu (acetaminophen/dextromethorphan/phenylephrine) is safe. Including Claritin (loratadine) come DayQuil Cold & Flu will also give relief to any kind of allergy symptoms existing such together runny nose, watery, itchy eyes and also sneezing.