Hydroxyzine (hye drox" i zeen) Other names: Anx, Atarax, Atazine, Hypam, Rezine, Vistaril

Why is this medication prescribed?

Hydroxyzine is used to relieve the itching caused by allergies and to control the nausea and vomiting caused by various conditions, including motion sickness. It is also used for anxiety and to treat the symptoms of alcohol withdrawal.

How should this medication be used?

Hydroxyzine comes as capsules, tablets, a syrup, and suspension to take by mouth. It usually is taken three or four times a day. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take hydroxyzine exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.
Shake the suspension (Vistaril®) well before each use to mix the medication evenly.
Do not give this medication to children less than 12 years of age unless a doctor directs you to do so.

Are there other uses for this medicine?

This medication may be prescribed for other uses. Ask your doctor or pharmacist for more information.

Other names

• Anx®


• Atarax®


• Atazine®

• Hypam®
  
  
  What special precautions should I follow?
  
  

  
  Before taking hydroxyzine,
  

  
  
  
  
  
  • tell your doctor and pharmacist if you are allergic to hydroxyzine, any other medications, or any of the ingredients in hydroxyzine tablets, capsules, syrup, or suspension. Ask your doctor or pharmacist for a list of the ingredients..
  
  
  • tell your doctor and pharmacist what prescription and nonprescription medications, vitamins, nutritional supplements, vitamin A, and herbal products you are taking or plan to take. Be sure to mention any of the following: antihistamines; medications for colds, allergies, or hay fever; medications for depression or seizures; muscle relaxants; narcotics (pain medications); sedatives; sleeping pills; and tranquilizers. Your doctor may need to change the doses of your medications or monitor you carefully for side effects.
  
  
  • tell your doctor if you have or have ever had asthma, glaucoma, ulcers, difficulty urinating (due to an enlarged prostate gland), heart disease, liver disease, high blood pressure, seizures, or an overactive thyroid gland.
  
  
  • tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking hydroxyzine, call your doctor.
  
  
  • talk to your doctor about the risks and benefits of taking hydroxyzine if you are 65 years of age or older. Older adults should not usually take hydroxyzine because it is not as safe as other medications that can be used to treat the same condition.
  
  
  • if you are having surgery, including dental surgery, tell the doctor or dentist that you are taking hydroxyzine.
  
  
  • you should know that this medication may make you drowsy. Do not drive a car or operate machinery until you know how this medication affects you.
  
  
  • ask your doctor about the safe use of alcohol while you are taking this medication. Alcohol can make the side effects of hydroxyzine worse..
  
  
  
  
  What special dietary instructions should I follow?
  
  

  Unless your doctor tells you otherwise, continue your normal diet.

  
  

What side effects can this medication cause?

Hydroxyzine may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:

• dry mouth, nose, and throat


• upset stomach


• drowsiness


• dizziness


• chest congestion


• headache


• reddening of skin

Some side effects can be serious. If you experience any of the following symptoms, call your doctor immediately:

• difficulty breathing


• muscle weakness


• increased anxiety

Hydroxyzine may cause other side effects. Call your doctor if you have any unusual problems while you are taking this medication.
If you experience a serious side effect, you or your doctor may send a report to the Food and Drug Administration’s (FDA) MedWatch Adverse Event Reporting program online [at http://www.fda.gov/Safety/MedWatch] or by phone [1-800-332-1088].

What should I do if I forget to take a dose?

Take the missed dose as soon as you remember it. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule. Do not take a double dose to make up for a missed one.

What should I do in case of overdose?

In case of overdose, call your local poison control center at 1-800-222-1222. If the victim has collapsed or is not breathing, call local emergency services at 911.

What storage conditions are needed for this medication?

Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.

What other information should I know?

Keep all appointments with your doctor.
Do not let anyone else take your medication. Ask your pharmacist any questions you have about refilling your prescription.
It is important for you to keep a written list of all of the prescription and nonprescription (over-the-counter) medicines you are taking, as well as any products such as vitamins, minerals, or other dietary supplements. You should bring this list with you each time you visit a doctor or if you are admitted to a hospital. It is also important information to carry with you in case of emergencies.

Alfentanil Hydrochloride Injection (al fen" ta nil) Other names: Alfenta

About your treatment

Your doctor has ordered alfentanil, a strong analgesic (painkiller), to relieve your pain. The drug will be added to an intravenous fluid that will drip through a needle or catheter placed in your vein.
You probably will receive alfentanil continuously for around-the-clock pain relief. Your doctor also may order other pain medications to make you feel more comfortable. This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.
Your health care provider (doctor, nurse, or pharmacist) may measure the effectiveness and side effects of your treatment using laboratory tests and physical examinations. It is important to keep all appointments with your doctor and the laboratory. The length of treatment depends on how you respond to the medication.

Other names

• Alfenta®

What special precautions should I follow?

Before administering alfentanil,

• tell your doctor and pharmacist if you are allergic to alfentanil, morphine, codeine (or medications that contain codeine such as Tylenol with Codeine), hydrocodone (e.g., Vicodin), hydromorphone (e.g., Dilaudid), oxycodone (e.g., Percocet), oxymorphone (Numorphan), or any other drugs.


• tell your doctor and pharmacist what prescription and nonprescription medications you are taking, especially antidepressants, sedatives, sleeping pills, tranquilizers, and vitamins.


• tell your doctor if you have or have ever had kidney, liver, heart, or thyroid disease; seizures; asthma; bronchitis; or any other respiratory disease.


• tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking alfentanil, call your doctor.


• you should know that this drug may make you drowsy. Do not drive a car or operate machinery until you know how this drug affects you.


• remember that alcohol can add to the drowsiness caused by this drug.

What side effects can this medication cause?

Alfentanil may cause side effects. Tell your health care provider if any of these symptoms are severe or do not go away:

• upset stomach


• vomiting


• drowsiness


• unsteadiness and confusion


• constipation


• decreased appetite


• dry mouth


• difficultly urinating


• sweating

If you experience any of the following symptoms, call your health care provider immediately:

• unsteadiness


• difficulty breathing


• hallucinations


• difficulty being roused


• seizures

If you experience a serious side effect, you or your doctor may send a report to the Food and Drug Administration’s (FDA) MedWatch Adverse Event Reporting program online [at http://www.fda.gov/Safety/MedWatch] or by phone [1-800-332-1088].

What should I do in case of overdose?

In case of overdose, call your local poison control center at 1-800-222-1222. If the victim has collapsed or is not breathing, call local emergency services at 911.

What storage conditions are needed for this medication?

• Your health care provider probably will give you a several-day supply of alfentanil at a time. If you are receiving alfentanil intravenously (in your vein), you probably will be told to store it in the refrigerator.


• Take your next dose from the refrigerator 1 hour before using it; place it in a clean, dry area to allow it to warm to room temperature.

Store your medication only as directed. Make sure you understand what you need to store your medication properly.
Keep your supplies in a clean, dry place when you are not using them, and keep all medications and supplies out of reach of children. Your health care provider will tell you how to throw away used needles, syringes, tubing, and containers to avoid accidental injury.