Invega extended-release tabletsPronunciation
Generic Name: paliperidone (PAL-ee-PER-i-done)
Brand Name: Invega
Invega extended-release tablets are an atypical antipsychotic. It may increase the risk of death when used to treat mental problems caused by dementia in elderly patients. Most of the deaths were linked to heart problems or infection. Invega extended-release tablets are not approved to treat mental problems caused by dementia. Discuss any questions or concerns with your doctor.
Invega extended-release tablets are used for:
Treating schizophrenia or schizoaffective disorder. It may also be used for other conditions as determined by your doctor.
Invega extended-release tablets are an atypical antipsychotic. Exactly how it works is not known. It is thought to work by affecting certain substances in the brain.
Do NOT use Invega extended-release tablets if:
- you are allergic to any ingredient in Invega extended-release tablets or to risperidone
- you cannot swallow the tablet whole
- you have severe kidney problems
- you have a history of irregular heartbeat (eg, long QT syndrome, prolonged QT interval)
- you are taking certain antiarrhythmics (eg, amiodarone, procainamide, quinidine, sotalol), certain antipsychotic medicines (eg, chlorpromazine, thioridazine), asenapine, citalopram, metoclopramide, nilotinib, certain quinolone antibiotics (eg, gatifloxacin, moxifloxacin), tetrabenazine, or any other medicine that may increase the risk of a certain type of irregular heartbeat (prolonged QT interval). Check with your doctor or pharmacist if you are unsure if any of your medicines may increase the risk of this type of irregular heartbeat
Contact your doctor or health care provider right away if any of these apply to you.
Before using Invega extended-release tablets:
Some medical conditions may interact with Invega extended-release tablets. 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 a history of seizures, heart problems (eg, heart failure; fast, slow, or irregular heartbeat), an abnormal electrocardiogram (ECG), a heart attack, a stroke, transient ischemic attack (TIA) or "mini-stroke," blood vessel problems, low white blood cell levels, high blood cholesterol or triglyceride levels, or high or low blood pressure
- if you have a history of kidney problems; liver problems; stomach or bowel problems (eg, narrowing, inflammation, blockage); cystic fibrosis; aspiration (inhaling foreign matter into the airway or lungs), including aspiration pneumonia; neuroleptic malignant syndrome (NMS); tardive dyskinesia (TD) (abnormal movements of the tongue or face); suicidal thoughts or attempts; Reye syndrome; or alcohol abuse or dependence
- if you have diabetes or high blood sugar, or are very overweight, or if a family member has had diabetes
- if you have low blood potassium or magnesium levels, Alzheimer disease, dementia, Parkinson disease, diarrhea, or esophagus problems (eg, trouble swallowing)
- if you have had high blood prolactin levels or a history of certain types of cancer (eg, breast, pancreas, pituitary), or if you are at risk for breast cancer
- if you are dehydrated or have low blood volume, if you drink alcohol, or will be exposed to high temperatures or you exercise strenuously
- if you have had problems with dizziness or fainting or you are being treated for high blood pressure
- if you are taking risperidone or injectable paliperidone, or any other antipsychotic medicine
Some MEDICINES MAY INTERACT with Invega extended-release tablets. Tell your health care provider if you are taking any other medicines, especially any of the following:
- Many prescription and nonprescription medicines (eg, used for allergies, cancer, depression or other mental or mood problems, heartburn, high blood pressure, immune system suppression, irregular heartbeat or other heart problems, malaria or other infections, narcotic or other substance abuse or dependence, nausea or vomiting, pain, Parkinson disease, seizures, sleep problems, Tourette syndrome), multivitamin products, and herbal or dietary supplements (eg, herbal teas, coenzyme Q10, garlic, ginseng, ginkgo, St. John's wort) because they may interact with Invega extended-release tablets. Ask your doctor or pharmacist if you are unsure if any of your medicines might interact with Invega extended-release tablets
This may not be a complete list of all interactions that may occur. Ask your health care provider if Invega extended-release tablets may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
How to use Invega extended-release tablets:
Use Invega extended-release tablets as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- Take Invega extended-release tablets by mouth with or without food. Take in the morning unless your doctor tells you otherwise.
- Swallow Invega extended-release tablets whole. Do not break, crush, or chew before swallowing.
- Take Invega extended-release tablets with a full glass of water (8 oz [240 mL]).
- Drinking extra fluids while you are taking Invega extended-release tablets is recommended. Check with your doctor for instructions.
- Taking Invega extended-release tablets at the same time each day will help you remember to take it.
- Continue to take Invega extended-release tablets even if you feel well. Do not miss any doses.
- If you miss a dose of Invega extended-release tablets, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
Ask your health care provider any questions you may have about how to use Invega extended-release tablets.
Important safety information:
- Tell your doctor or dentist that you take Invega extended-release tablets before you receive any medical or dental care, emergency care, or surgery.
- Invega extended-release tablets may cause drowsiness, dizziness, light-headedness, or blurred vision. These effects may be worse if you take it with alcohol or certain medicines. Use Invega extended-release tablets with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
- Do not drink alcohol while you are taking Invega extended-release tablets.
- Check with your doctor before you use medicines that may cause drowsiness (eg, sleep aids, muscle relaxers) while you are taking Invega extended-release tablets; it may add to their effects. Ask your pharmacist if you have questions about which medicines may cause drowsiness.
- Invega extended-release tablets may cause dizziness, light-headedness, or fainting; alcohol, hot weather, exercise, or fever may increase these effects. To prevent them, sit up or stand slowly, especially in the morning. Sit or lie down at the first sign of any of these effects.
- Do not become overheated in hot weather or while you are being active; heatstroke may occur.
- You may notice the tablet shell in your stool. This is normal and not a cause for concern.
- Invega extended-release tablets may raise your blood sugar. High blood sugar may make you feel confused, drowsy, thirsty, or unusually weak. It can also make you flush, breathe faster, have to urinate more often than usual, or have a fruit-like breath odor. If these symptoms occur, tell your doctor right away.
- Diabetes patients - Check blood sugar levels closely. Ask your doctor before you change the dose of your diabetes medicine.
- NMS is a possibly fatal syndrome that can be caused by Invega extended-release tablets. Symptoms may include fever, stiff muscles, confusion, abnormal thinking, fast or irregular heartbeat, and sweating. Contact your doctor at once if you have any of these symptoms.
- Some patients who take Invega extended-release tablets may develop muscle movements that they cannot control. This is more likely to happen in elderly patients, especially women. The chance that this will happen or that it will become permanent is greater in those who take Invega extended-release tablets in higher doses or for a long time. Muscle problems may also occur after short-term treatment with low doses. Tell your doctor at once if you have muscle problems with your arms; legs; or your tongue, face, mouth, or jaw (eg, tongue sticking out, puffing of cheeks, mouth puckering, chewing movements) while taking Invega extended-release tablets.
- Invega extended-release tablets may lower the ability of your body to fight infection. Avoid contact with people who have colds or infections. Tell your doctor if you notice signs of infection like fever, sore throat, rash, or chills.
- Invega extended-release tablets may increase the amount of a certain hormone (prolactin) in your blood. Symptoms may include enlarged breasts in men, missed menstrual period, decreased sexual ability, or nipple discharge. Contact your doctor right away if you experience any of these symptoms.
- Invega extended-release tablets may rarely cause a prolonged (eg, more than 4 hours) or painful erection. This could happen even when you are not having sex. If this is not treated right away, it could lead to permanent sexual problems, such as impotence. Contact your doctor right away if you have an erection that lasts more than 4 hours.
- Older adults with dementia taking medicine like this have had a higher number of strokes. Sometimes these strokes have been deadly. Invega extended-release tablets are not approved to treat mental problems caused by dementia. Talk with your doctor.
- Lab tests may be performed while you take Invega extended-release tablets. These tests may be used to monitor your condition or check for side effects. Be sure to keep all doctor and lab appointments.
- Invega extended-release tablets may cause weight gain. Your weight may need to be monitored while you take Invega extended-release tablets.
- Use Invega extended-release tablets with caution in the ELDERLY; they may be more sensitive to its effects.
- PREGNANCY and BREAST-FEEDING: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of taking Invega extended-release tablets while you are pregnant. Taking Invega extended-release tablets during the third trimester may result in uncontrolled muscle movements or withdrawal symptoms in the newborn. Discuss any questions or concerns with your doctor. Invega extended-release tablets are found in breast milk. If you are or will be breast-feeding while you take Invega extended-release tablets, check with your doctor. Discuss any possible risks to your baby.
Possible side effects of Invega extended-release tablets:
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:
Seek medical attention right away if any of these SEVERE side effects occur:
Constipation; dizziness; drowsiness; dry mouth; headache; indigestion; light-headedness; mild stomach pain or discomfort; nausea; nose or throat irritation; restlessness; vomiting; weakness; weight gain.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; unusual hoarseness); abnormal thoughts; behavior changes; chest pain; confusion; decreased urination; fainting; fast, slow, or irregular heartbeat; fever, chills, or persistent sore throat; increased saliva production or drooling; increased sweating; muscle cramps, pain, weakness, or stiffness; new or worsening mental or mood changes (eg, agitation, anxiety); one-sided weakness; seizures; severe or persistent constipation or stomach pain; severe or persistent dizziness, drowsiness, or headache; shortness of breath; slurred speech; suicidal thoughts or attempts; swelling of the hands, ankles, or feet; tremor; trouble concentrating, speaking, or swallowing; trouble urinating or inability or control urination; trouble sitting still; trouble walking or standing; uncontrolled or involuntary muscle movements (eg, arm or leg movements, twitching of the face or tongue, jerking or twisting); unusual bruising or bleeding; unusual eye movements; vision problems (eg, blurred vision).
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.
If OVERDOSE is suspected:
Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately.Proper storage of Invega extended-release tablets:
Store Invega extended-release tablets at 77 degrees F (25 degrees C). Brief storage at temperatures between 59 and 86 degrees F (15 and 30 degrees C) is permitted. Store away from heat, moisture, and light. Do not store in the bathroom. Keep Invega extended-release tablets out of the reach of children and away from pets.
- If you have any questions about Invega extended-release tablets, please talk with your doctor, pharmacist, or other health care provider.
- Invega extended-release tablets are to be used only by the patient for whom it is prescribed. Do not share it with other people.
- If your symptoms do not improve or if they become worse, check with your doctor.
- Check with your pharmacist about how to dispose of unused medicine.
This information should not be used to decide whether or not to take Invega extended-release tablets or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. 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 Invega extended-release tablets. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to Invega extended-release tablets. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using Invega extended-release tablets.
Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. 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 this medicine. 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 your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.