Generic Name: Fluphenazine Injection (floo FEN a zeen)
- There is a higher chance of death in older adults who take fluphenazine injection for mental problems caused by dementia. Most of the deaths were linked to heart disease or infection. This medicine is not approved to treat mental problems caused by dementia.
Uses of Fluphenazine Injection:
- It is used to treat problems with how one acts.
- It is used to treat schizophrenia.
- It may be given to you for other reasons. Talk with the doctor.
What do I need to tell my doctor BEFORE I take Fluphenazine Injection?
- If you have an allergy to fluphenazine or any other part of this medicine.
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you have any of these health problems: Brain problem, liver disease, or low blood cell count.
- If you are very sleepy.
- If you have recently drunk a lot of alcohol or taken a big amount of drugs that may slow your actions like phenobarbital or some pain drugs like oxycodone.
This is not a list of all drugs or health problems that interact with fluphenazine injection.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this medicine with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
What are some things I need to know or do while I take Fluphenazine Injection?
- Tell all of your health care providers that you take fluphenazine injection. This includes your doctors, nurses, pharmacists, and dentists.
- Avoid driving and doing other tasks or actions that call for you to be alert until you see how this medicine affects you.
- Talk with your doctor before you drink alcohol or use other drugs and natural products that slow your actions.
- You may get sunburned more easily. Avoid sun, sunlamps, and tanning beds. Use sunscreen and wear clothing and eyewear that protects you from the sun.
- Be careful in hot weather or while being active. Drink lots of fluids to stop fluid loss.
- If you will be near phosphorus insecticides, talk with your doctor.
- Low white blood cell counts have happened with drugs like this one. This may lead to a higher chance of getting an infection. Deadly infections have rarely happened. Tell your doctor if you have ever had a low white blood cell count. Call your doctor right away if you have signs of infection like fever, chills, or sore throat. Talk with your doctor.
- This medicine may raise the chance of very bad and sometimes deadly infections. Talk with the doctor.
- Do not stop taking fluphenazine injection all of a sudden without calling your doctor. You may have a greater risk of side effects. If you need to stop this medicine, you will want to slowly stop it as ordered by your doctor.
- Have blood work checked as you have been told by the doctor. Talk with the doctor.
- This medicine may cause the results of some pregnancy tests to be wrong. Talk with the doctor.
- If you are 65 or older, use fluphenazine injection with care. You could have more side effects.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using this medicine while you are pregnant.
- Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.
How is this medicine (Fluphenazine Injection) best taken?
Use fluphenazine injection as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- It may be given as a shot.
What do I do if I miss a dose?
- Call your doctor to find out what to do.
- Take a missed dose as soon as you think about it.
- If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
- Do not take 2 doses at the same time or extra doses.
See also: Dosage Information (in more detail)
What are some side effects that I need to call my doctor about right away?
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.
- Very bad dizziness or passing out.
- Very bad headache.
- Chest pain or pressure.
- Shortness of breath.
- Trouble swallowing or speaking.
- Big change in balance.
- Swelling in the feet or hands.
- Change in eyesight.
- Not able to control eye movements.
- Any unexplained bruising or bleeding.
- Not able to pass urine or change in how much urine is passed.
- Feeling very tired or weak.
- Breast enlargement.
- Change in sex ability.
- For women, no period.
- Very loose stools (diarrhea).
- Very bad belly pain.
- A very bad and sometimes deadly health problem called neuroleptic malignant syndrome (NMS) may happen. Call your doctor right away if you have any fever, muscle cramps or stiffness, dizziness, very bad headache, confusion, change in thinking, fast heartbeat, heartbeat that does not feel normal, or are sweating a lot.
- Some people who take this medicine may get a very bad muscle problem called tardive dyskinesia. The risk may be greater in older adults, mainly women. The chance that this will happen or that it will never go away is greater in people who take fluphenazine injection in higher doses or for a long time. Muscle problems may also occur after short-term use with low doses. Call your doctor right away if you have trouble controlling body movements or if you have muscle problems with your tongue, face, mouth, or jaw like tongue sticking out, puffing cheeks, mouth puckering, or chewing.
What are some other side effects of Fluphenazine Injection?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
- Nervous and excitable.
- Bad dreams.
- Hard stools (constipation).
- Dry mouth.
- Feeling sleepy.
- Upset stomach.
- Not hungry.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
See also: Side effects (in more detail)
If OVERDOSE is suspected:
If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
How do I store and/or throw out Fluphenazine Injection?
- If you need to store this medicine at home, talk with your doctor, nurse, or pharmacist about how to store it.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Check with your pharmacist about how to throw out unused drugs.
Consumer Information Use and Disclaimer
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else's drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about fluphenazine injection, please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
This information should not be used to decide whether or not to take this medicine or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about fluphenazine injection. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using fluphenazine injection.
Review Date: September 6, 2017
More about fluphenazine
- Side Effects
- During Pregnancy or Breastfeeding
- Dosage Information
- Drug Images
- Drug Interactions
- Support Group
- Pricing & Coupons
- En Español
- 8 Reviews – Add your own review/rating
- Drug class: phenothiazine antipsychotics
- Fluphenazine Decanoate Injection
- Fluphenazine Elixir
- Fluphenazine Oral Concentrate
- Fluphenazine Tablets