1 What is Diphenidol?

Brand: Diphenidol

Generic: Diphenidol

Diphenidol is used to relieve or prevent nausea, vomiting, and dizziness caused by certain medical problems.

This product is available in the following forms:

  • Tablet

2 What to Know Before Using

Before using Diphenidol, you must know all about the risks and complications associated with it. This is a decision that you and your doctor will make together.

For this medication, there are many things that need to be considered:

Allergies: Inform your doctor if you have ever had an allergic reaction to any other medications. It is also important to inform your doctor of any non-medicine allergies such as foods, dyes, preservatives or animals.

Pediatric: No appropriate studies have been performed on the relationship of age to the effects of this medication in children. Safety and efficacy have not been established.

Geriatric: No appropriate studies have been performed on the relationship of age to the effects of this medication in elderly patients. Safety and efficacy have not been established.

Breastfeeding: There are no up-to-date studies in women for determining infant risk when using this medication while breastfeeding. Weigh the potential risks with the benefits before taking this medication while breastfeeding.

Drug Interactions: Certain medications should not be used together. However, in certain cases, two medications may be used together, even if an interaction might occur. In these cases, your doctor may want to change your dose or take other precautions. When taking this medication, it is important that you inform your doctor if you are taking any prescription or over the counter medications.

Other Interactions: Certain medications should not be used while eating, or while eating certain foods in case of negative interactions. Using alcohol or tobacco with certain medications may also cause negative interactions. Talk with your doctor about the use of your medication with food, alcohol or tobacco.

Other Medical Problems: Pre-existing medical problems may affect the use of this medication.

Be sure to tell your doctor if you have any other medical problems, especially:

  • Enlarged prostate
  • Glaucoma
  • Intestinal blockage
  • Low blood pressure
  • Stomach ulcer - Diphenidol may make these conditions worse.
  • Kidney disease
  • Urinary tract blockage - Higher blood levels of diphenidol may occur, increasing the chance of side effects.

3 Proper Usage

Proper usage of Diphenidol requires strict adherence to your doctor’s orders. Do not take more, less or for a longer or shorter period of time than your doctor tells you.

If you are taking this medication to prevent nausea and vomiting, it should be taken with food to lessen stomach upset, unless otherwise directed by your doctor.

If you are already suffering from nausea and vomiting, it is best to keep the stomach empty and this medication should only be taken with a small amount of water.

Dosing: Different patients will be given a different dose of this medication based on the strength of the medication. The number of doses you take each day, the time between doses and the length of time you take this medication depends on the reason you are taking this medication.

The following information only includes the average dose of this medication. If your dose is different, do not change it without first speaking to your doctor.

  • Adults - 25-50mg every 4 hours as needed
  • Children - Dose is based on body weight and must be determined by your doctor

Missed dose: If you miss a dose of this medication, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and resume your normal dosing schedule. Do not double dose.

Storage: Store this medication in a closed container at room temperature. Keep it away from heat, moisture, and direct light. Do not freeze.

Keep our of the reach of children. Do not keep expired medication or medication you no longer need. Ask your doctor how to dispose of any medication you do not use.

4 Precautions to Take

In using Diphenidol, you must be careful and take some precautions as advised by your doctor. This medication may add to the effects of alcohol and other CNS depressants (medications that make your drowsy or less alert).

Some examples of CNS depressants are antihistamines or allergy medications, sedatives or sleeping medications, prescription pain medications or narcotics, medications for seizures or barbiturates, muscle relaxants or anesthetics. Inform your doctor if you are using any of the above while on this medication.

This medication may cause some people to have blurred vision or become drowsy, dizzy or less alert than normal. This is more likely to happen when you begin taking this medication, or when you increase the dosage.

Make sure you know how you react to this medication before driving, using machinery or doing anything else that could be dangerous if you are not alert.

5 Potential Side Effects

As with many medications, there are several potential side effects associated with Diphenidol.

These may leave as your body becomes accustomed to treatment. Ask your doctor about ways to prevent or reduce some of these side effects.

Ask your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.