Fetzima 120mg Capsules

Manufacturer ACTAVIS Active Ingredient Levomilnacipran(lee voe mil NA si pran) Pronunciation LEV-oh-MIL-nah-SIP-ran
WARNING: Drugs like this one have raised the chance of suicidal thoughts or actions in children and young adults. The risk may be greater in people who have had these thoughts or actions in the past. All people who take this drug need to be watched closely. Call the doctor right away if signs like depression, nervousness, restlessness, grouchiness, panic attacks, or changes in mood or actions are new or worse. Call the doctor right away if any thoughts or actions of suicide occur.This drug is not approved for use in children. Talk with the doctor. @ COMMON USES: It is used to treat depression.
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Drug Class
Antidepressant
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Pharmacologic Class
Serotonin-Norepinephrine Reuptake Inhibitor (SNRI)
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Pregnancy Category
Category C
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FDA Approved
Jul 2013
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DEA Schedule
Not Controlled

Overview

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What is this medicine?

Fetzima is a medication used to treat depression. It works by helping to restore the balance of certain natural substances (serotonin and norepinephrine) in the brain, which can improve mood and feelings of well-being. It is an extended-release capsule, meaning it releases the medicine slowly over time, so you only take it once a day.
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How to Use This Medicine

Taking Your Medication Correctly

To get the most benefit from your medication, follow these steps:

Take your medication exactly as directed by your doctor.
Read all the information provided with your medication and follow the instructions carefully.
Take your medication at the same time every day.
You can take your medication with or without food.
Swallow the medication whole - do not chew, open, or crush it.
Continue taking your medication as directed by your doctor or healthcare provider, even if you start to feel better.

Storing and Disposing of Your Medication

To ensure your medication remains effective and safe:

Store your medication at room temperature in a dry place, away from the bathroom.
Keep all medications in a safe location, out of the reach of children and pets.
Dispose of unused or expired medications properly. Do not flush them down the toilet or pour them down the drain unless instructed to do so by your pharmacist or healthcare provider.
Check with your pharmacist for guidance on the best way to dispose of your medication. You may also have access to drug take-back programs in your area.

What to Do If You Miss a Dose

If you miss a dose of your medication:

Take the missed dose as soon as you remember.
If it's close to the time for your next dose, skip the missed dose and resume your regular schedule.
* Do not take two doses at the same time or take extra doses to make up for a missed dose.
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Lifestyle & Tips

  • Take Fetzima exactly as prescribed, usually once daily with or without food, at approximately the same time each day.
  • Swallow the capsule whole; do not chew, crush, or open it.
  • Avoid alcohol while taking this medication, as it may worsen side effects.
  • Inform your doctor about all other medications, supplements, and herbal products you are taking, especially St. John's Wort, triptans, or other antidepressants.
  • Do not stop taking Fetzima suddenly without consulting your doctor, as this can lead to withdrawal symptoms.
  • Regularly monitor your blood pressure and heart rate as advised by your doctor.
  • Be aware of the risk of suicidal thoughts, especially at the beginning of treatment or after dose changes, and report any concerns to your doctor immediately.

Dosing & Administration

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Adult Dosing

Standard Dose: 40 mg once daily, titrated from 20 mg once daily
Dose Range: 20 - 120 mg

Condition-Specific Dosing:

Major Depressive Disorder (MDD): Initial: 20 mg once daily for 2 days, then increase to 40 mg once daily. Max: 120 mg once daily.
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Pediatric Dosing

Neonatal: Not established
Infant: Not established
Child: Not established
Adolescent: Not established
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Dose Adjustments

Renal Impairment:

Mild: No dosage adjustment needed (CrCl 50-80 mL/min)
Moderate: Max 80 mg once daily (CrCl 30-49 mL/min)
Severe: Max 40 mg once daily (CrCl 15-29 mL/min)
Dialysis: Not recommended in end-stage renal disease (CrCl <15 mL/min) or dialysis patients due to insufficient data.

Hepatic Impairment:

Mild: No dosage adjustment needed
Moderate: Max 80 mg once daily
Severe: Max 40 mg once daily

Pharmacology

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Mechanism of Action

Levomilnacipran is a selective serotonin and norepinephrine reuptake inhibitor (SNRI). It potently inhibits the reuptake of both serotonin (5-HT) and norepinephrine (NE) into presynaptic neurons, thereby increasing the concentrations of these neurotransmitters in the synaptic cleft. It has a higher selectivity for norepinephrine reuptake inhibition compared to serotonin reuptake inhibition (NE:5-HT reuptake ratio of approximately 1:2).
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Pharmacokinetics

Absorption:

Bioavailability: Approximately 92%
Tmax: 6-8 hours (extended-release capsule)
FoodEffect: Food does not significantly affect Cmax or AUC.

Distribution:

Vd: Approximately 473 L
ProteinBinding: Approximately 25%
CnssPenetration: Yes

Elimination:

HalfLife: Approximately 12 hours
Clearance: Approximately 20 L/hour
ExcretionRoute: Renal (approximately 59% as unchanged drug, 33% as metabolites)
Unchanged: Approximately 59%
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Pharmacodynamics

OnsetOfAction: Clinical effects may be observed within 1-2 weeks, but full antidepressant effect may take 4-6 weeks.
PeakEffect: Not directly quantifiable for clinical effect; steady-state plasma concentrations are reached within 2-3 days.
DurationOfAction: Once daily dosing due to extended-release formulation and half-life.

Safety & Warnings

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BLACK BOX WARNING

Antidepressants increased the risk compared to placebo of suicidal thinking and behavior (suicidality) in children, adolescents, and young adults in short-term studies of Major Depressive Disorder (MDD) and other psychiatric disorders. This risk must be balanced with the clinical need. Short-term studies did not show an increase in the risk of suicidality with antidepressants compared to placebo in adults older than 24 years; there was a reduction in risk with antidepressants compared to placebo in adults aged 65 years and older. Depression and certain other psychiatric disorders are themselves associated with increases in the risk of suicide. Patients of all ages who are started on antidepressant therapy should be monitored appropriately and observed closely for clinical worsening, suicidality, or unusual changes in behavior. Families and caregivers should be advised of the need for close observation and communication with the prescriber. FETZIMA is not approved for use in pediatric patients.
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Side Effects

Urgent Side Effects: Seek Medical Attention Immediately

Although rare, some people may experience severe and potentially life-threatening side effects while taking this medication. If you notice any of the following symptoms, contact your doctor or seek medical help right away:

Signs of an allergic reaction, such as:
+ Rash
+ Hives
+ Itching
+ Red, swollen, blistered, or peeling skin with or without fever
+ Wheezing
+ Tightness in the chest or throat
+ Trouble breathing, swallowing, or talking
+ Unusual hoarseness
+ Swelling of the mouth, face, lips, tongue, or throat
Signs of bleeding, including:
+ Vomiting or coughing up blood
+ Vomit that resembles coffee grounds
+ Blood in the urine
+ Black, red, or tarry stools
+ Bleeding from the gums
+ Abnormal vaginal bleeding
+ Unexplained bruises or bruises that enlarge
+ Uncontrollable bleeding
Signs of low sodium levels, such as:
+ Headache
+ Difficulty focusing
+ Memory problems
+ Confusion
+ Weakness
+ Seizures
+ Changes in balance
Signs of high blood pressure, including:
+ Severe headache or dizziness
+ Fainting
+ Changes in vision
Fast or abnormal heartbeat
Seizures
Feeling extremely tired or weak
Difficulty urinating
Sexual problems, such as:
+ Decreased interest in sex
+ Trouble having an orgasm
+ Ejaculation problems
+ Difficulty getting or maintaining an erection

If you have any questions or concerns, discuss them with your doctor.

Serotonin Syndrome: A Potentially Life-Threatening Condition

There is a risk of developing serotonin syndrome, a severe and potentially deadly condition, especially when taking certain other medications. Seek medical attention immediately if you experience:

Agitation
Changes in balance
Confusion
Hallucinations
Fever
Fast or abnormal heartbeat
Flushing
Muscle twitching or stiffness
Seizures
Shivering or shaking
Excessive sweating
Severe diarrhea
Upset stomach or vomiting
Severe headache

Other Possible Side Effects

Like all medications, this drug can cause side effects. While many people may not experience any side effects or only minor ones, it is essential to contact your doctor or seek medical help if you notice any of the following:

Upset stomach or vomiting
Constipation
Excessive sweating

These are not all the possible side effects that may occur. If you have questions or concerns about side effects, consult your doctor. You can also report side effects to the FDA at 1-800-332-1088 or online at https://www.fda.gov/medwatch.
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Seek Immediate Medical Attention If You Experience:

  • Worsening depression or anxiety
  • New or increased suicidal thoughts or behavior
  • Agitation, restlessness, panic attacks, insomnia
  • Irritability, aggression, impulsivity
  • Mania or hypomania (e.g., racing thoughts, increased energy, severe trouble sleeping, reckless behavior)
  • Signs of serotonin syndrome (e.g., confusion, hallucinations, rapid heart rate, sweating, muscle stiffness or twitching, fever, nausea, vomiting, diarrhea)
  • Severe headache, confusion, weakness, unsteadiness, or seizures (signs of low sodium)
  • New or worsening high blood pressure
  • Eye pain, changes in vision, or swelling/redness in or around the eye (signs of angle-closure glaucoma)
  • Unusual bleeding or bruising
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Before Using This Medicine

Before Taking This Medication: Important Information to Share with Your Doctor

It is essential to inform your doctor about the following:

Any allergies you have, including allergies to this medication, its components, or other substances, such as foods or drugs. Be sure to describe the allergic reaction you experienced.
If you have kidney disease, as this may affect how your body processes the medication.
If you have narrow angle glaucoma or are at risk of developing it.
If you are currently taking or have recently taken certain medications, including:
+ Linezolid or methylene blue, as these can interact with this medication.
+ Certain antidepressants or Parkinson's disease medications, such as isocarboxazid, phenelzine, tranylcypromine, selegiline, or rasagiline, within the last 14 days. Combining these medications can lead to very high blood pressure.
* Other health problems or medications you are taking, including prescription and over-the-counter drugs, natural products, and vitamins. This is not an exhaustive list, and it is crucial to discuss all your medications and health issues with your doctor to ensure safe treatment.

Remember to consult with your doctor and pharmacist before starting, stopping, or changing the dose of any medication to guarantee your safety while taking this drug.
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Precautions & Cautions

It is essential to inform all your healthcare providers, including doctors, nurses, pharmacists, and dentists, that you are taking this medication.

Before engaging in activities that require your full attention, such as driving, wait until you understand how this medication affects you.

To minimize the risk of side effects, do not abruptly stop taking this medication without first consulting your doctor. If you need to discontinue use, your doctor will provide guidance on how to gradually stop taking it.

As directed by your doctor, regularly have your blood work and other laboratory tests checked. Additionally, monitor your blood pressure and heart rate as instructed by your doctor.

While taking this medication, it is recommended that you avoid consuming alcohol. Before using marijuana, cannabis, or any prescription or over-the-counter drugs that may cause drowsiness, consult with your doctor.

Be aware that this medication may increase the risk of bleeding, which can be life-threatening in some cases. Discuss this risk with your doctor.

Certain individuals may have a higher risk of developing eye problems while taking this medication. Your doctor may recommend an eye exam to assess your risk. If you experience eye pain, changes in vision, or swelling and redness in or around the eye, contact your doctor immediately.

This medication can cause low sodium levels, which can be life-threatening and lead to seizures, loss of consciousness, breathing difficulties, or death.

If you are 65 years or older, use this medication with caution, as you may be more susceptible to side effects.

If you are pregnant, plan to become pregnant, or are breastfeeding, inform your doctor. You and your doctor will need to discuss the benefits and risks of taking this medication. Taking this medication during the third trimester of pregnancy may increase the risk of bleeding after delivery and potentially cause health problems in the newborn. If you are breastfeeding, you and your doctor will need to discuss any potential risks to your baby.
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Overdose Information

Overdose Symptoms:

  • Tachycardia
  • Hypertension
  • Somnolence
  • Nausea
  • Vomiting
  • Dizziness
  • Seizures
  • Serotonin syndrome

What to Do:

Seek immediate medical attention or call Poison Control at 1-800-222-1222. Management should include general supportive measures, monitoring of vital signs, and cardiac and respiratory function. There is no specific antidote for levomilnacipran overdose. Activated charcoal may be considered. Due to the large volume of distribution, forced diuresis, dialysis, hemoperfusion, and exchange transfusion are unlikely to be beneficial.

Drug Interactions

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Contraindicated Interactions

  • Monoamine Oxidase Inhibitors (MAOIs) (e.g., phenelzine, tranylcypromine, selegiline, isocarboxazid)
  • Linezolid
  • Intravenous Methylene Blue
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Major Interactions

  • Serotonergic drugs (e.g., SSRIs, other SNRIs, triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, buspirone, St. John's Wort) - increased risk of serotonin syndrome
  • Strong CYP3A4 inhibitors (e.g., ketoconazole, itraconazole, clarithromycin, ritonavir) - increased levomilnacipran exposure
  • Drugs that increase blood pressure or heart rate (e.g., other SNRIs, stimulants, decongestants) - additive effects
  • Anticoagulants/Antiplatelets (e.g., warfarin, aspirin, NSAIDs) - increased risk of bleeding
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Moderate Interactions

  • Moderate CYP3A4 inhibitors (e.g., erythromycin, diltiazem, verapamil) - increased levomilnacipran exposure
  • Alcohol - may enhance CNS effects
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Minor Interactions

  • Not available

Monitoring

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Baseline Monitoring

Blood Pressure (BP) and Heart Rate (HR)

Rationale: SNRIs can cause dose-dependent increases in BP and HR.

Timing: Prior to initiation and periodically during treatment.

Psychiatric Evaluation (mood, suicidal ideation)

Rationale: Assess baseline depressive symptoms and risk of suicidality.

Timing: Prior to initiation.

Sodium levels

Rationale: Risk of hyponatremia, especially in elderly or volume-depleted patients.

Timing: Consider in at-risk patients prior to initiation.

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Routine Monitoring

Blood Pressure (BP) and Heart Rate (HR)

Frequency: Regularly, especially during dose titration and periodically thereafter.

Target: Maintain within normal limits or patient's baseline.

Action Threshold: Significant or sustained increases (e.g., >10-15 mmHg systolic or diastolic, or >10-15 bpm HR) may warrant dose reduction or discontinuation.

Mental Status (mood, anxiety, suicidal ideation, agitation, mania)

Frequency: Frequently during initial therapy (first few months) and dose changes, then periodically.

Target: Improvement in depressive symptoms without emergence of adverse psychiatric events.

Action Threshold: Worsening depression, emergence of suicidal thoughts, or signs of mania/hypomania require immediate assessment and intervention.

Sodium levels

Frequency: Periodically, especially in elderly, volume-depleted, or those on diuretics.

Target: 135-145 mEq/L

Action Threshold: Hyponatremia (<135 mEq/L) requires investigation and potential discontinuation.

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Symptom Monitoring

  • Worsening depression
  • Suicidal thoughts or behavior (especially in young adults)
  • Unusual changes in behavior (e.g., agitation, irritability, aggression, panic attacks, insomnia, impulsivity, akathisia, hypomania, mania)
  • Signs of serotonin syndrome (e.g., agitation, hallucinations, delirium, coma, tachycardia, labile blood pressure, dizziness, diaphoresis, flushing, hyperthermia, tremor, rigidity, myoclonus, hyperreflexia, incoordination, GI symptoms)
  • Signs of hyponatremia (e.g., headache, difficulty concentrating, memory impairment, confusion, weakness, unsteadiness, falls, severe and more acute symptoms include hallucinations, syncope, seizure, coma, respiratory arrest)
  • New or worsening hypertension
  • Urinary hesitation or retention
  • Visual disturbances (e.g., blurred vision, eye pain, halos around lights) - risk of angle-closure glaucoma

Special Patient Groups

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Pregnancy

Use during pregnancy should be avoided unless the potential benefit justifies the potential risk to the fetus. Neonates exposed to SNRIs late in the third trimester have developed complications requiring prolonged hospitalization, respiratory support, and tube feeding. These complications can arise immediately upon delivery.

Trimester-Specific Risks:

First Trimester: Limited human data; animal studies show developmental toxicity at high doses.
Second Trimester: Limited human data.
Third Trimester: Risk of persistent pulmonary hypertension of the newborn (PPHN) and withdrawal symptoms (e.g., respiratory distress, feeding difficulties, irritability, tremor, hypotonia, constant crying) in the neonate.
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Lactation

Levomilnacipran is excreted into human milk. Due to the potential for serious adverse reactions in breastfed infants, including agitation, irritability, and poor feeding, a decision should be made whether to discontinue nursing or to discontinue the drug, taking into account the importance of the drug to the mother.

Infant Risk: L3 (Moderate risk) - Monitor infants for sedation, irritability, poor feeding, and poor weight gain.
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Pediatric Use

Safety and effectiveness have not been established in pediatric patients. Fetzima is not approved for use in pediatric patients. Antidepressants carry a Black Box Warning for increased risk of suicidality in children, adolescents, and young adults.

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Geriatric Use

No overall differences in safety or effectiveness were observed between geriatric and younger patients, but greater sensitivity of some older individuals cannot be ruled out. Elderly patients may be at increased risk for hyponatremia and falls. Dose adjustments may be necessary for elderly patients with renal impairment.

Clinical Information

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Clinical Pearls

  • Levomilnacipran has a higher norepinephrine reuptake inhibition ratio compared to serotonin, which may differentiate its side effect profile and efficacy from other SNRIs.
  • Always titrate the dose gradually to minimize side effects, especially blood pressure and heart rate increases.
  • Monitor blood pressure and heart rate regularly, particularly in patients with pre-existing cardiovascular conditions.
  • Counsel patients on the Black Box Warning regarding suicidality, especially young adults, and the importance of reporting any worsening mood or behavioral changes.
  • Be vigilant for signs of serotonin syndrome, especially when co-administered with other serotonergic agents.
  • Discontinuation syndrome can occur if the drug is stopped abruptly; taper the dose gradually over at least 1-2 weeks.
  • The capsule shell may be excreted in the stool, which is normal and does not mean the medication was not absorbed.
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Alternative Therapies

  • Other SNRIs (e.g., Venlafaxine, Desvenlafaxine, Duloxetine)
  • SSRIs (e.g., Fluoxetine, Sertraline, Paroxetine, Citalopram, Escitalopram)
  • Atypical antidepressants (e.g., Bupropion, Mirtazapine, Vortioxetine, Vilazodone)
  • Tricyclic Antidepressants (TCAs)
  • MAOIs (reserved for refractory cases)
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Cost & Coverage

Average Cost: Varies widely, typically $300-$600 per 30 capsules
Insurance Coverage: Tier 2 or 3 (Specialty/Non-preferred Brand)
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General Drug Facts

If your symptoms or health issues persist or worsen, it's essential to contact your doctor for further guidance. To ensure your safety, never share your medication with others or take someone else's medication.

This medication is accompanied by a Medication Guide, a patient fact sheet that provides crucial information. Please read it carefully and review it again whenever you receive a refill. If you have any questions or concerns about this medication, don't hesitate to consult with your doctor, pharmacist, or other healthcare provider.

In the event of a suspected overdose, immediately call your local poison control center or seek emergency medical attention. Be prepared to provide detailed information about the overdose, including the medication taken, the quantity, and the time it occurred.