How Long Does Dayquil Last?

Vicks Dayquil is one of the most commonly used over-the-counter medications for treating flu and common cold symptoms. It comes in 2 forms:

  • Tablet
  • Liquid

Both medication forms contain active ingredients like dextromethorphan, phenylephrine and acetaminophen. The product Dayquil from Vicks offers temporary and instant relief from cough, sore throat, nasal congestion, fever, minor pains and aches. It is important to consume in right dosage for maximum relief and to avoid adverse health effects. However, the question is how long does Dayquil last? The answer is given below in detail. Read further.

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How Long Does Dayquil Last?

After what we have researched, Dayquil generally lasts for 4 to 10 hours. However, this is not exact. It depends on an individual’s immune system and body weight.

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Also Read: How Long Does Nyquil Last?

Vicks Dayquil: Dosage Recommendations

Only if Dayquil is taken in right proportions, it gives instant relief. Excess dose can cause harmful side effects. Hence, as a user, it is important to pay attention on the dose. Here is what you should know:

  • Adults + Children (of age 12 and 12+ years) must consume only 30 ml in liquid form, which makes it to 2 tablespoons. Never exceed 4 doses in 24 hours duration.
  • Children (between the age 6 and 12) must consume only 15 ml in liquid form, which makes it to 1 tablespoon. Never exceed 4 doses in 24 hours duration.

Note: Consult with a doctor while giving Dayquil to kids between the age 4 and 5. Do not give Dayquil to children below 4 years.

What Does Vicks Dayquil Do?

Vicks Dayquil Flu and Cold Relief include:

  • Pain reducer/pain reliever
  • Nasal decongestant
  • Cough suppressant

All the above are intended to give temporary relief from cough, sore throat, nasal congestion, headache, flu, cold and other minor aches.

How To Store Vicks Dayquil?

You should store Dayquil at room temperature.

Are There Warnings Connected With Vicks Dayquil?

Dayquil mainly contains “acetaminophen”. If you exceed 4 doses within 24 hours, then liver can get damaged severely. Hence, do not take this medicine with some other drugs that contain acetaminophen. Never exceed the dosage other than what it has been directed. Excess dosage may cause harmful side effects. If you have a severe sore throat that lasts over 2 days, or is accompanied by vomiting, fever, nausea, rash or headache, consult a physician immediately. Also, do not take Dayquil if you are consuming MAOI (Monoamine Oxidase Inhibitor). MAOIs are generally used to treat depression, Parkinson’s disease and some psychiatric or emotional conditions.

Stop Taking The Medication If You Develop:

  • Dizziness
  • Sleeplessness
  • Nervousness
  • Fever
  • Nausea
  • Redness in eyes
  • Swelling
  • Severe cough
  • Sore throat

Sometimes the symptoms might get worse too. Hence, consult a doctor immediately. It is highly advised to avoid giving Vicks Dayquil to kids under the age 4. Always keep the product away from children. In case of an overdose, get immediate medical assistance, even if you don’t notice any symptoms or signs. Also, avoid using the medication if the shrinkband on the bottle is broken or missing. Use LiquiCaps only if the safety sealed foil or blister packaging is intact.

Should You Talk To A Doctor Prior Using Dayquil?

Yes, you should talk to your doctor before using this medication, especially:

  • If you are on a diet that is sodium-restricted
  • If you are taking OTC medications that includes acetaminophen
  • If you have heart problems, diabetes, liver diseases, thyroid problems, trouble while urinating, cough, asthma and diabetes
  • If you are unaware whether any prescribed drug you usually take contains MAOI
  • If you are taking “warfarin (a drug used for blood-thinning)”
  • If you are breastfeeding or pregnant

What Are The Health Effects Of Vicks Dayquil?

As far as what we have researched, Vicks Dayquil might cause

  • Dizziness
  • Nervousness or
  • Sleeplessness

However, side effects of any medication cannot be anticipated always. If you experience something strange or there is a change in intensity, then immediately bring it your doctor’s notice. Only a doctor can decide if it is harmless to continue taking the medication.

What Should You Avoid While Consuming Dayquil?

Repeating the answer again, do not take Dayquil with a drug that contains acetaminophen (either over-the-counter or prescription). Never exceed the dosage other than what has been directed. Don’t have 3 or more alcoholic drinks a day while using this product. If you happen to take Dayquil with some other medicines, the effects could alter, increase or decrease. Hence, it is important to have it checked with your doctor.

2 Primary Forms Of Vicks Dayquil

Vicks Dayquil comes in two forms, which are:

  • LiquidCaps
  • Liquid

1. Dayquil Cold & Flu Relief LiquiCaps From Vicks

How Long Does Dayquil LastThis comes in 4 standard sizes, which are as follows:

  • 16   LiquiCaps
  • 24   LiquiCaps
  • 48   LiquiCaps
  • 72   LiquiCaps

Dayquil LiquiCaps temporarily relieves cold and flu symptoms like:

  • Fever
  • Sore throat
  • Headache
  • Nasal congestion
  • Minor pains and aches
  • Cough

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2. Dayquil Cold & Flu Relief Liquid From Vicks

How Long Does Dayquil LastThis comes in 2 standard sizes, which are as follows:

  • 8   FL OZ (or 236 ml)
  • 12   FL OZ (or 354 ml)

Dayquil Liquid temporarily relieves cold and flu symptoms like:

  • Fever
  • Sore throat
  • Headache
  • Nasal congestion
  • Minor pains and aches
  • Cough

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Apart from the above-mentioned 2 standard forms of Dayquil, you also have 2 products for severe cold and flu. These are explained in detail below.

1. Dayquil Severe Cold & Flu Relief Caplets From Vicks

How Long Does Dayquil LastThis comes in 3 standard sizes, which are as follows:

  • 12 caplets
  • 24 caplets
  • 72 caplets

Dayquil Severe Cold & Flu Caplets temporarily relieves cold and flu symptoms like:

  • Sinus congestion
  • Nasal congestion
  • Cough
  • Minor pains and aches
  • Fever
  • Headache
  • Sore throat
  • Lessens nasal passage swelling
  • Makes breathing easier
  • Promotes nasal & sinus drainage
  • Loosens phlegm (or mucus)

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2. Dayquil Severe Cold & Flu Relief Liquid From Vicks

How Long Does Dayquil LastThis comes in 2 standard sizes, which are as follows:

  • 8   FL OZ (or 236 ml)
  • 12   FL OZ (or 354 ml)

Dayquil Severe Cold & Flu Liquid temporarily relieves cold and flu symptoms like:

  • Sinus congestion
  • Nasal congestion
  • Cough
  • Minor pains and aches
  • Fever
  • Headache
  • Sore throat
  • Lessens nasal passage swelling
  • Makes breathing easier
  • Promotes nasal & sinus drainage
  • Loosens phlegm (or mucus)

Buy Here

Image Source: Vicks

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