EFAXIL (EFFEXOR XR) INDICATIONS
Efaxil is used for treating depression, generalized or social anxiety disorder, or panic disorder. Efaxil is a serotonin-norepinephrine reuptake inhibitor (SNRI). It works by restoring the balance of certain natural substances in the brain (serotonin and norepinephrine), which helps to improve certain mood problems.
EFAXIL (EFFEXOR XR) INSTRUCTIONS
Use Efaxil as directed by your doctor.
- Take Efaxil by mouth with food.
- Take Efaxil with a full glass of water (8 oz/240 mL).
- Swallow Efaxil whole. Do not break, crush, chew, or place in water before swallowing. If you cannot swallow the capsule whole, you may open it and sprinkle the contents over a spoonful of applesauce. Mix the medicine with the applesauce and swallow the mixture right away, followed by a glass of water. Do not crush or chew the medicine before swallowing.
- Efaxil works best if it is taken at the same time each day.
- Continue to take Efaxil even if you feel well. Do not miss any dose.
- Do not suddenly stop taking Efaxil without checking with your doctor. Side effects may occur. They may include mental or mood changes, numbness or tingling of the skin, dizziness, drowsiness, confusion, headache, increased sweating, loss of coordination or balance, flu-like symptoms, nausea, ringing in the ears, seizures, tremor, trouble sleeping, or unusual tiredness.
- If you miss a dose of Efaxil, 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 Efaxil.
EFAXIL (EFFEXOR XR) STORAGE
Store Efaxil at room temperature, between 68 and 77 degrees F (20 and 25 degrees C). Store away from heat, moisture, and light. Do not store in the bathroom. Keep Efaxil out of the reach of children and away from pets.
EFAXIL (EFFEXOR XR) MORE INFO:
Active Ingredient:Venlafaxine hydrochloride.
Do NOT use Efaxil if:
- you are allergic to any ingredient in Efaxil
- you are taking or have taken a monoamine oxidase inhibitor (MAOI) (eg, phenelzine), selegiline, or St. John's wort within the last 14 days
- you are taking a fenfluramine derivative (eg, dexfenfluramine), methylene blue, nefazodone, sibutramine, or tryptophan.
Contact your doctor or health care provider right away if any of these apply to you.
Some medical conditions may interact with Efaxil. 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 or a family member has a history of bipolar disorder (manic-depression), other mental or mood problems, suicidal thoughts or attempts, or alcohol or substance abuse
- if you have a history of seizures, heart problems (eg, heart failure, irregular heartbeat), abnormal electrocardiograms (ECGs), a recent heart attack, high blood pressure, an overactive thyroid, liver problems, lung problems, kidney problems, stomach or bowel bleeding, blood or bleeding problems, increased eye pressure (eg, glaucoma), nervous system problems, or metabolism problems
- if you are dehydrated, have low blood sodium levels, or drink alcohol
- if you will be having electroconvulsive therapy (ECT).
Some medicines may interact with Efaxil. Tell your health care provider if you are taking any other medicines, especially any of the following:
- Certain diet medicines (eg, phentermine, fenfluramine), linezolid, lithium, MAOIs (eg, phenelzine), methylene blue, metoclopramide, nefazodone, rasagiline, selective serotonin reuptake inhibitors (SSRIs) (eg, fluoxetine), selegiline, serotonin 5-HT1
- Anticoagulants (eg, warfarin), aspirin, or nonsteroidal anti-inflammatory drugs (NSAIDs) (eg, ibuprofen) because the risk of bleeding, including stomach bleeding, may be increased
- Diuretics (eg, furosemide, hydrochlorothiazide) because the risk of low blood sodium levels may be increased
- Azole antifungals (eg, ketoconazole) or cimetidine because they may increase the risk of Efaxil's side effects
- Cyproheptadine because it may decrease Efaxil's effectiveness
- Aripiprazole, haloperidol, phenothiazines (eg, chlorpromazine, thioridazine), or risperidone because the risk of their side effects may be increased by Efaxil.
This may not be a complete list of all interactions that may occur. Ask your health care provider if Efaxil 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.
Important safety information:
- Efaxil may cause drowsiness, dizziness, or blurred vision. These effects may be worse if you take it with alcohol or certain medicines. Use Efaxil with caution. Do not drive or perform other possible unsafe tasks until you know how you react to it.
- Do not drink alcohol or use medicines that may cause drowsiness (eg, sleep aids, muscle relaxers) while you are using Efaxil without checking with your doctor; it may add to their effects. Ask your pharmacist if you have questions about which medicines may cause drowsiness.
- Several weeks may pass before your symptoms improve. Do NOT take more than the recommended dose, or use for longer than prescribed without checking with your doctor.
- Children, teenagers, and young adults who take Efaxil may be at increased risk for suicidal thoughts or actions. Watch all patients who take Efaxil closely. Contact the doctor at once if new, worsened, or sudden symptoms such as depressed mood; anxious, restless, or irritable behavior; panic attacks; or any unusual change in mood or behavior occur. Contact the doctor right away if any signs of suicidal thoughts or actions occur.
- Serotonin syndrome is a possibly fatal syndrome that can be caused by Efaxil. Your risk may be greater if you take Efaxil with certain other medicines (eg, "triptans," MAOIs, SSRIs). Symptoms may include agitation; confusion; hallucinations; coma; fever; fast or irregular heartbeat; tremor; excessive sweating; and nausea, vomiting, or diarrhea. Contact your doctor at once if you have any of these symptoms.
- Neuroleptic malignant syndrome (NMS) is a possibly fatal syndrome that can be caused by Efaxil. 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.
- If your doctor tells you to stop taking Efaxil, you will need to wait for a period of time before beginning to take certain other medicines (eg, MAOIs, nefazodone, thioridazine). Ask your doctor when you should start to take your new medicines after you have stopped taking Efaxil.
- Efaxil may rarely cause a prolonged, 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 this happens.
- Lab tests, including blood pressure and blood cholesterol levels, may be performed while you use Efaxil. These tests may be used to monitor your condition or check for side effects. Be sure to keep all doctor and lab appointments.
- Use Efaxil with caution in the elderly; they may be more sensitive to its effects, especially low blood sodium levels.
- Caution is advised when using Efaxil in children; they may be more sensitive to its effects, especially increased risk of suicidal thoughts or actions.
- Efaxil should be used with extreme caution in children; safety and effectiveness in children have not been confirmed.
- Efaxil may cause weight changes and growth changes. Children and teenagers may need regular weight and growth checks while they take Efaxil.
Pregnancy and breast-feeding: Efaxil may cause harm to the fetus if it is used during the last 3 months of pregnancy. If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Efaxil while you are pregnant. Efaxil is found in breast milk. Do not breastfeed while taking Efaxil.
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:
Abnormal dreams; blurred vision; changes in taste; constipation; decreased sexual desire or ability; dizziness; drowsiness; dry mouth; flushing; headache; increased sweating; loss of appetite; nausea; nervousness; stomach upset; trouble sleeping; vomiting; weakness; weight loss; yawning.
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); bizarre behavior; blood in the stool; chest pain or discomfort; confusion; decreased concentration; decreased coordination; decreased urination; fainting; fast or irregular heartbeat; fever, chills, or sore throat; hallucinations; memory problems; new or worsening aggressiveness, agitation, anxiety, hostility, impulsiveness, inability to sit still, irritability, panic attacks, or restlessness; persistent or severe ringing in the ears; red, swollen, blistered, or peeling skin; seizures; severe or persistent anxiety, nervousness, or trouble sleeping; severe or persistent cough; severe or persistent headache, dizziness, stomach pain, or weakness; shortness of breath; significant weight loss; suicidal thoughts or attempts; tremor; trouble concentrating; unsteadiness or loss of coordination; unusual bruising or bleeding; unusual or severe mental or mood changes; unusual weakness; vision problems; worsening of depression.
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.