Are you also having trouble sleeping at night? Let's learn about Diphenhydramine liquid.

There are some days, aren't there, when you go to bed and toss and turn, but you just can't sleep. Your head is racing, your body is tired, but you just can't sleep. Diphenhydramine is a liquid medicine that can be used to help with this occasional insomnia. Let's talk about this in a little more detail today.

What is Diphenhydramine?

Simply put, diphenhydramine is a medicine that helps you sleep. But it is not a sleeping pill that you should take on a regular basis . It is used only for occasional insomnia. Medically speaking, it belongs to a class of drugs called antihistamines. You might think that antihistamines are a type of medicine that is given for allergies. Yes, that is true. But some of these types of medicines cause drowsiness as a side effect. So that drowsiness is what is used here as a sleep aid. You may have seen this medicine under brand names like Vicks ZzzQuil.

Things you need to tell your doctor before taking this medicine

It is very important to tell your doctor about your health before taking any medication. Especially before taking diphenhydramine, you should definitely inform your doctor if you have any of the conditions below.

How should I use the medicine?

Since this medicine comes in the form of a syrup, you need to be a little careful when measuring it.

• Correct measurement: Take the medicine by mouth. Take it at the same time every day, exactly as directed on the label. Use the special plastic spoon, cup, oral syringe, or dropper that comes with the medicine to measure it. Do not measure medicine with teaspoons or tablespoons that you have in your kitchen. They are not accurate.
• With or without food: This medicine can be taken before or after meals. However, if you experience stomach upset, it is best to take it with food.
• Do not take more than the prescribed amount: Do not take more than the amount prescribed by your doctor or the amount on the label.

Let's also learn about special occasions.

• For children: This medicine is sometimes given to children over 12 years of age. However, it should only be given on the advice of a doctor. You should definitely talk to your doctor about giving this to younger children.
• People over 65 years of age: Older people may feel the effects of this medicine more strongly, so they are usually prescribed a lower dose.

What to do if you take too much medicine? (Overdosage)

If you suspect that you have taken more medicine than you think, call the National Poisons Information Centre at the Colombo National Hospital without delay. Or, go to the Emergency Treatment Unit (ETU) of the nearest hospital. Do not take this lightly.

Other things that may interact with this medicine (Interactions)

Some medications, foods, and drinks can react in an unwanted way when combined with another medication. We call this 'Interactions'. There are things that can react in that way with diphenhydramine.

Never take with these:

• MAOIs (Monoamine Oxidase Inhibitors): These are a type of medication used to treat conditions such as depression . Examples include Marplan, Nardil, and Parnate. If you are taking one of these medications, you should avoid taking diphenhydramine altogether.

Be very careful when taking these with:

When the following are combined with diphenhydramine, side effects such as drowsiness and dizziness may be greatly increased.

• Alcohol : Do not take this medication with alcohol for any reason.
• Benzodiazepines: These are medications that treat anxiety or induce sleep. Examples: alprazolam , diazepam, lorazepam.
• Other antihistamines : Other medications for allergies .
• Some medications for depression: e.g. amitriptyline, trazodone.
• Some medications used for seizures : e.g. phenobarbital, primidone.
• Medication given to induce sleep before surgery: e.g. propofol.
• Other sleeping pills .
• Muscle relaxants.
• Opioids are medications used for pain or cough.
• Phenothiazines: e.g. chlorpromazine, prochlorperazine.

Be careful of these things when taking medicine.

• • Dry mouth:You may experience a dry mouth after taking the medication. Chewing sugar-free gum, sucking on unsweetened toffee, and drinking plenty of water can help. If this problem persists, tell your doctor.
  • Dry eyes and blurred vision: You may experience dry eyes and a slight blurring of vision. If you wear contact lenses, you may experience some discomfort. Lubricating eye drops can be used for this. If the problem persists, see your doctor.
  • Drowsiness and decreased attention: This is very important. This medication can affect your balance, reaction time, and decision-making ability.

Do not drive or operate machinery while taking this medicine. Stay away from these activities until you know exactly how this medicine affects you.

• Dizziness: To reduce the risk of dizziness or fainting, stand up slowly when standing up from a sitting or lying position.

What are the possible side effects of the medicine?

Like any medicine, diphenhydramine can cause side effects. Some are serious, while others are mild. This list does not include all side effects. If you notice anything unusual, talk to your doctor about it.

How to store and dispose of medicine safely?

• Storage: Keep the medicine bottle out of the reach of children and pets . It is best to store it at room temperature (between 20-25 degrees Celsius). Do not use expired medicine.
• Disposal: The best way to dispose of unused or expired medications is to donate them to a medication take-back program. However, since such things are hard to find in Sri Lanka, the safest thing you can do is:
• Remove the liquid from the bottle.
• Mix it well with something unnecessary like used coffee grounds, soil, or cat litter.
• Place this mixture in a sealable bag or container.
• Then throw it in the trash.
• Never flush medication down the toilet.

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