Meclizine

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Kemas kini Tarikh 12/05/2020 . 4 minit bacaan
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Uses

What is meclizine used for?

Meclozine is an antihistamine that is used to prevent and treat nausea, vomiting, and dizziness caused by motion sickness. It may also be used to reduce dizziness and loss of balance (vertigo) caused by inner ear problems.

How should I take meclizine?

Follow all directions on the product package. If your doctor has prescribed this medication, take it as directed. If you are uncertain about any of the information, consult your doctor or pharmacist.

Take this medication by mouth with or without food. The chewable tablets should be chewed thoroughly before being swallowed.

The dosage is based on your medical condition and response to treatment. Do not increase your dose or take this medication more often than directed.

To prevent motion sickness, take the first dose one hour before starting activity such as travel.

Tell your doctor if your condition does not improve or if it worsens.

How do I store meclizine?

Meclizine is best stored at room temperature away from direct light and moisture. To prevent drug damage, you should not store meclizine in the bathroom or the freezer. There may be different brands of meclizine that may have different storage needs. It is important to always check the product package for instructions on storage, or ask your pharmacist. For safety, you should keep all medicines away from children and pets.

You should not flush meclizine down the toilet or pour them into a drain unless instructed to do so. It is important to properly discard this product when it is expired or no longer needed. Consult your pharmacist for more details about how to safely discard your product.

Precautions & warnings

What should I know before using meclizine?

Before using this drug, tell your doctor if:

  • You are pregnant or breastfeeding. This is because, while you are expecting or feeding a baby, you should only take medicines on the recommendation of a doctor.
  • You are taking any other medicines. This includes any medicines you are taking which are available to buy without a prescription, such as herbal and complementary medicines.
  • You have allergy with any of active or inactive ingredients of meclizine or other medications.
  • You have any other illnesses, disorders, or medical conditions.
  • You have or have ever had glaucoma, an enlarged prostate, urinary tract blockage, or asthma.

Is it safe during pregnancy or breastfeeding?

There are no adequate studies in women for determining risk when using meclizine during pregnancy or while breastfeeding. Please always consult with your doctor to weigh the potential benefits and risks before taking meclizine. Meclizine is pregnancy risk category B, according to the US Food and Drug Administration (FDA).

FDA pregnancy risk category reference below:

  • A=No risk
  • B=No risk in some studies
  • C=There may be some risk
  • D=Positive evidence of risk
  • X=Contraindicated
  • N=Unknown

Side effects

What side effects can occur from meclizine?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Common side effects may include:

Not everyone experiences these side effects. There may be some side effects not listed above. If you have any concerns about a side-effect, please consult your doctor or pharmacist.

Interactions

What drugs may interact with meclizine?

Meclizine may interact with other drugs that you are currently taking, which can change how your drug works or increase your risk for serious side effects. To avoid any potential drug interactions, you should keep a list of all the drugs you are using (including prescription drugs, nonprescription drugs, and herbal products) and share it with your doctor and pharmacist. For your safety, do not start, stop, or change the dosage of any drugs without your doctor’s approval.

Products that may interact with this drug are:

  • Cinacalcet
  • Quinidine
  • Terbinafine
  • The antidepressants bupropion, duloxetine, fluoxetine, paroxetine, or sertraline

Does food or alcohol interact with meclizine?

Meclizine may interact with food or alcohol by altering the way the drug works or increase the risk for serious side effects. Please discuss with your doctor or pharmacist any potential food or alcohol interactions before using this drug.

What health conditions may interact with meclizine?

Meclizine may interact with your health condition. This interaction may worsen your health condition or alter the way the drug works. It is important to always let your doctor and pharmacist know all the health conditions you currently have.

Health conditions that may interact with this drug are:

  • Asthma
  • Enlarged prostate
  • Glaucoma
  • Kidney disease
  • Liver disease

Dosage

The information provided is not a substitute for any medical advice. You should ALWAYS consult with your doctor or pharmacist before using meclizine.

What is the dose of meclizine for an adult?

Usual Adult Dose for Nausea/Vomiting

25 to 50 mg orally once a day as needed.

Usual Adult Dose for Vertigo

25 mg orally 1 to 4 times a day or 50 mg orally twice a day.

Usual Adult Dose for Motion Sickness

25 to 50 mg orally once a day as needed. Meclizine should be administered one hour prior to travel and continued for the duration of exposure.

Do not exceed 50 mg in 24 hours.

What is the dose of meclizine for a child?

Usual Pediatric Dose for Nausea/Vomiting

> 12 years: 25 to 50 mg orally once a day as needed.

Usual Pediatric Dose for Vertigo

> 12 years: 25 mg orally 1 to 4 times a day or 50 mg orally twice a day.

Usual Pediatric Dose for Motion Sickness

> 12 years: 25 to 50 mg orally once a day as needed. Meclozine should be administered one hour prior to travel and continued for the duration of exposure.

Do not exceed 50 mg in 24 hours.

How is meclizine available?

Meclizine is available in the following dosage forms and strengths:

  • Tablet, Oral: 12.5 mg, 25 mg, 50 mg.

What should I do in case of an emergency or overdose?

In case of an emergency or an overdose, call your local emergency services or go to your nearest emergency room.

What should I do if I miss a dose?

If you miss a dose of meclizine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and take your regular dose as scheduled. Do not take a double dose.

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