Ultiva

Ultiva is used for:
Preventing and treating pain during and after procedures and surgery.
Ultiva is a narcotic pain reliever. It works by dulling the pain perception center in the brain.
  Do NOT use Ultiva if:
you are allergic to any ingredient in Ultiva or to similar medicines (eg, fentanyl)
you are taking sodium oxybate (GHB)
Contact your doctor or health care provider right away if any of these apply to you.
  Some medical conditions may interact with Ultiva . Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
if you are pregnant, planning to become pregnant, or are breast-feeding
if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
if you have allergies to medicines, foods, or other substances
if you have heart or breathing problems
if you have a history of substance abuse or dependence problems
Some MEDICINES MAY INTERACT with Ultiva . Tell your health care provider if you are taking any other medicines, especially any of the following:
Alcohol, amiodarone, benzodiazepines (eg, alprazolam), cimetidine, or sodium oxybate (GHB) because the side effects of Ultiva may be increased
Naltrexone because the effectiveness of Ultiva may be decreased
  Use Ultiva as directed by your doctor. Check the label on the medicine for exact dosing instructions.
Ultiva is usually administered as an injection at your doctor's office, hospital, or clinic. Ask your doctor or pharmacist any questions you may have about Ultiva .
If you miss a dose of Ultiva , contact your doctor immediately.
  Ultiva may cause dizziness or blurred vision. Do not drive, operate machinery, or do anything else that could be dangerous until you know how you react to Ultiva . Using Ultiva alone, with certain other medicines, or with alcohol may lessen your ability to drive or perform other potentially dangerous tasks.
Avoid drinking alcohol or taking other medications that cause drowsiness (eg, sedatives, tranquilizers) while taking Ultiva . Ultiva will add to the effects of alcohol and other depressants. Ask your pharmacist if you have questions about which medicines are depressants.
Use Ultiva with caution in the ELDERLY because they may be more sensitive to its effects.
PREGNANCY and BREAST-FEEDING: If you become pregnant, discuss with your doctor the benefits and risks of using Ultiva during pregnancy. It is unknown if Ultiva is excreted in breast milk. If you are or will be breast-feeding while you are using Ultiva , check with your doctor or pharmacist to discuss the risks to your baby.
When used for long periods of time or at high doses, Ultiva may not work as well and may require higher doses to obtain the same effect as when originally taken. This is known as TOLERANCE. Talk with your doctor if Ultiva stops working well. Do not take more then prescribed.
When used for long periods of time or at high doses, some people develop a need to continue taking Ultiva . This is known as DEPENDENCE or addiction.
If you suddenly stop taking Ultiva , you may experience WITHDRAWAL symptoms, including anxiety; diarrhea; fever, runny nose, or sneezing; goose bumps and abnormal skin sensations; nausea; vomiting; pain; rigid muscles; rapid heartbeat; seeing, hearing, or feeling things that are not there; shivering or tremors; sweating; and trouble sleeping.
  All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Changes in vision; chills; dizziness; drowsiness; fever; headache; itching; nausea; shivering; sweating; vomiting.
Seek medical attention right away if any of these SEVERE side effects occur: 
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); fast or slow heartbeat; interrupted breathing; lightheadedness; muscle tightness; pain, redness, or swelling at the injection site; seizures.
  Ultiva is usually handled and stored by a health care provider. If you are using Ultiva at home, store Ultiva as directed by your pharmacist or health care provider. Keep Ultiva , as well as needles and syringes, out of the reach of children and away from pets.