According to a literature review , some first-generation antihistamines may be helpful in treating short-term insomnia. In addition, doxylamine may cause undesirable side effects, including daytime drowsiness.
Other side effects can include:. To take Nyquil safely, follow the instructions on the label. You should always speak with your doctor before taking Nyquil if you:.
This could cause potentially risky sedative effects, such as shallow breathing. You should also avoid alcohol when taking Nyquil, as it can increase sleepiness, dizziness, and other side effects. In addition, since Nyquil contains acetaminophen, taking it repeatedly with alcohol can put you at risk of liver damage. Lifestyle changes have been shown to help with falling asleep and staying asleep. If you have a hard time getting good quality sleep, try the following:. Most people experience difficulty sleeping from time to time.
Talk with your doctor or healthcare provider if your inability to sleep lasts for more than a few weeks or if daytime drowsiness starts to interfere with your responsibilities at work or home. Nyquil contains the active ingredients acetaminophen, dextromethorphan HBr, doxylamine succinate, and sometimes, phenylephrine HCl.
Doxylamine is the main ingredient that causes sleepiness. Chronic insomnia can affect your physical and mental health in ways that extend far beyond waking up groggy. This article lists 17 evidence-based tips to sleep better at night. Getting good sleep is very important for optimal health. And why it can help you sleep. Also learn about antihistamines, side effects,. It's well-documented that blue light can have a negative impact on your melatonin levels. Some cold medicines, especially those labeled for both allergies and colds, may have an antihistamine in them to help with a runny nose and postnasal drip.
Antihistamines are known to cause drowsiness in some people. If you have a known health condition or are taking other medications, check with your doctor before choosing a cold medicine from your local pharmacy or supermarket. To give you an idea of the problem combinations that exist, here are some examples: Decongestants and antihistamines may not mix well with drugs prescribed for heart disease or blood pressure problems.
If you are on any anti-depressant or anti-anxiety drug, check with your doctor before trying any cough or cold medicine. Combining certain meds can cause serious side effects, so this is even a good topic of discussion for you and your doctor before a cold or flu hits.
At this point, you might need a differently formulated medicine, so seek the help of a physician. Also, Dayquil Severe has guaifenesin, a mucus expectorant, or a compound that can help expel mucus. Each dose mentioned here is for children 12 years old and above, as well as for adults.
For the liquid types, make sure you use the cap provided to prevent under- or over-dosing. Likewise, if you plan to give this medicine to children under 12 years old, always consult a physician for proper dosing. From the list of Dayquil varieties above, you might have noticed that the combination form comes in both liquid and liquicaps or caplets. When it comes to medicine, not just Dayquil, those in the liquid form are better than the pill, tablet, capsule, or caplet forms due to the following reasons:.
On the other hand, the caplet and liquicap forms need to undergo digestion, which usually takes 20 to 30 minutes, before the body can assimilate its active ingredients. Not only will this slow down its initial medicinal effects, but it will also decrease the amount of metabolized active ingredients absorbed. Based on the assimilation rate of the two varieties, we can conclude that the liquid form is more potent than the pill, caplet, liquicap, or capsule form. In fact, experts claim that the effect of one teaspoon of liquid medicine is equivalent to the effects of 20 pills.
On that note, since Dayquil and Dayquil Severe are available in liquicap form, you must note that as compared with the caplet form, this is easier to consume. Similarly, the body will digest and absorb it faster than the caplet, so it also has better potency. Having colds, flu, cough, and sinusitis can be daunting, especially if you need to accomplish a lot of work or run multiple errands within the day.
The good thing is that there are already many OTC medicines that can help relieve your symptoms, and one of the most popular is Dayquil.
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