Arformoterol 15mcg/2ml Inh 30 X 2ml

Manufacturer TEVA PHARMACEUTICALS USA Active Ingredient Arformoterol(ar for MOE ter ol) Pronunciation ar for MOE ter ol
It is used to treat COPD (chronic obstructive pulmonary disease).Do not use this drug to treat intense flare-ups of shortness of breath. Use a rescue inhaler. If you have questions, talk with the doctor.
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Drug Class
Bronchodilator
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Pharmacologic Class
Long-acting beta2-adrenergic agonist (LABA)
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Pregnancy Category
C
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FDA Approved
Oct 2006
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DEA Schedule
Not Controlled

Overview

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What is this medicine?

Arformoterol is a medicine that helps open up the airways in your lungs, making it easier to breathe. It's used twice a day, every day, for people with chronic obstructive pulmonary disease (COPD) to help manage their breathing problems. It is not for sudden breathing attacks.
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How to Use This Medicine

Proper Use of This Medication

To use this medication correctly, follow your doctor's instructions and read all the information provided. This medication is for inhalation only, using a special machine called a nebulizer, which delivers the medication directly into your lungs.

Important Usage Guidelines

Continue using this medication as directed by your doctor or healthcare provider, even if you start to feel better.
Do not swallow this medication.
Do not inject this medication.
Use only the type of nebulizer recommended by your doctor. If you are unsure, consult with your doctor.
Each vial is for single use only; discard any unused portion after administering the dose.
Do not open the vial until you are ready to use it.
Do not mix any other medications with this one in the nebulizer.
Check the solution before use; do not use if it appears cloudy, is leaking, has particles, or has changed color.

Storage and Disposal

Store this medication in the refrigerator; do not freeze.
Keep unused containers in their original foil pouches until use.

Missed Dose Instructions

If you miss a dose, skip it and return to your regular dosing schedule. Do not take two doses at the same time or take extra doses to make up for the missed one.
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Lifestyle & Tips

  • Do not use arformoterol for sudden breathing problems; always have a rescue inhaler (like albuterol) available.
  • Use arformoterol regularly, twice a day (morning and evening), even if you feel better.
  • Do not use more than the prescribed dose or more often than prescribed.
  • Do not use other long-acting bronchodilators while taking arformoterol.
  • Inform your doctor about all medications you are taking, especially heart medications, diuretics, or antidepressants.
  • Avoid smoking, as it can worsen COPD and reduce the effectiveness of the medication.

Dosing & Administration

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Adult Dosing

Standard Dose: 15 mcg (2 mL) administered twice daily (morning and evening) by nebulization
Dose Range: 15 - 15 mg

Condition-Specific Dosing:

COPD: 15 mcg (2 mL) twice daily via nebulizer
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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 adjustment needed
Moderate: No adjustment needed
Severe: No adjustment needed
Dialysis: No specific recommendations; use with caution

Hepatic Impairment:

Mild: No adjustment needed
Moderate: No adjustment needed
Severe: Use with caution; no specific dose adjustment recommendations due to limited data

Pharmacology

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Mechanism of Action

Arformoterol is a long-acting selective beta2-adrenergic agonist (LABA). It acts locally in the lung as a bronchodilator by stimulating beta2-adrenergic receptors on airway smooth muscle. This stimulation leads to activation of adenyl cyclase, which catalyzes the conversion of adenosine triphosphate (ATP) to cyclic-3',5'-adenosine monophosphate (cAMP). Increased cAMP levels lead to relaxation of bronchial smooth muscle and inhibition of mediator release from mast cells in the airway.
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Pharmacokinetics

Absorption:

Bioavailability: Not precisely quantified due to local action; systemic exposure is low
Tmax: Approximately 30 minutes (plasma)
FoodEffect: Not applicable (inhalation)

Distribution:

Vd: Not available (systemic Vd is not clinically relevant for local action)
ProteinBinding: Approximately 52-65%
CnssPenetration: Limited

Elimination:

HalfLife: Approximately 26 hours (terminal half-life)
Clearance: Not precisely quantified (systemic clearance is not clinically relevant for local action)
ExcretionRoute: Primarily urine (64%) and feces (25%) as metabolites and unchanged drug
Unchanged: Approximately 1% (urine)
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Pharmacodynamics

OnsetOfAction: Within 10 minutes
PeakEffect: 1-3 hours
DurationOfAction: 12 hours

Safety & Warnings

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BLACK BOX WARNING

Long-acting beta2-adrenergic agonists (LABAs), such as arformoterol, increase the risk of asthma-related death. Arformoterol is not indicated for the treatment of asthma. Data from a large, placebo-controlled US study in asthma showed an increase in asthma-related deaths in patients receiving salmeterol, another LABA. This finding with salmeterol is considered a class effect of LABAs, including arformoterol. The safety and efficacy of arformoterol in patients with asthma have not been established. Arformoterol is indicated only for the long-term, twice-daily maintenance treatment of bronchoconstriction in patients with chronic obstructive pulmonary disease (COPD), including chronic bronchitis and emphysema. Arformoterol should not be used for acute episodes of bronchospasm.
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Side Effects

Urgent Side Effects: Seek Medical Help Right Away

While rare, some people may experience severe and potentially life-threatening side effects when taking this medication. If you experience any of the following symptoms, contact your doctor or seek medical attention immediately:

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 high blood sugar, including:
+ Confusion
+ Feeling sleepy
+ Unusual thirst or hunger
+ Passing urine more often
+ Flushing
+ Fast breathing
+ Breath that smells like fruit
Signs of low potassium levels, such as:
+ Muscle pain or weakness
+ Muscle cramps
+ An abnormal heartbeat
Signs of high or low blood pressure, including:
+ Severe headache or dizziness
+ Passing out
+ Changes in eyesight
Signs of acidosis (too much acid in the blood), such as:
+ Confusion
+ Fast breathing
+ Fast heartbeat
+ An abnormal heartbeat
+ Severe stomach pain, upset stomach, or vomiting
+ Feeling very sleepy
+ Shortness of breath
+ Feeling very tired or weak
Chest pain or pressure
Fast heartbeat or abnormal heartbeat
Swelling in the legs or feet

Respiratory Emergency

This medication can cause severe breathing problems, which may be life-threatening. If you experience trouble breathing, worsening breathing, wheezing, or coughing after taking this medication, use a rescue inhaler and seek medical help immediately.

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's essential to discuss any concerns with your doctor. If you experience any of the following side effects, contact your doctor or seek medical attention if they bother you or do not go away:

Back pain
Diarrhea
Stuffy nose
Flu-like symptoms
Dry mouth
Headache
Shakiness
Feeling nervous and excitable
Upset stomach
Feeling dizzy, tired, or weak
* Trouble sleeping

Reporting Side Effects

If you have questions about side effects or experience any side effects not listed here, contact your doctor for medical advice. 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:

  • Sudden worsening of breathing or wheezing immediately after using the medication (paradoxical bronchospasm) - seek immediate medical attention.
  • Chest pain, fast or irregular heartbeat, dizziness, or fainting.
  • Severe headache or tremor.
  • Signs of an allergic reaction (rash, hives, swelling of face/lips/tongue, difficulty breathing/swallowing).
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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 symptoms you experienced.
If you have asthma, as this medication is not intended to treat asthma.
* If you are currently using a similar medication. If you are unsure, consult your doctor or pharmacist to determine if the medications are similar.

This list is not exhaustive, and it is crucial to discuss all your medications (including prescription, over-the-counter, natural products, and vitamins) and health conditions with your doctor and pharmacist. They will help you verify that it is safe to take this medication in conjunction with your other medications and health conditions.

Remember, do not initiate, discontinue, or modify the dosage of any medication without first consulting your doctor.
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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. If you have diabetes, be aware that this drug may occasionally increase your blood sugar levels. Discuss with your doctor strategies for maintaining control over your blood sugar.

Immediately contact your doctor if you experience worsening breathing problems, if your rescue inhaler becomes less effective, or if you find yourself needing to use your rescue inhaler more frequently. Do not exceed the prescribed dose or use this medication more often than directed, as overdoses of this type of drug have been fatal. Consult with your doctor if you have any concerns.

Be aware that medications like this one may increase the risk of asthma-related deaths in individuals with asthma who are not also using an inhaled steroid. However, this risk does not appear to apply to people with Chronic Obstructive Pulmonary Disease (COPD). If you have questions or concerns, discuss them with your doctor.

If you are 65 years or older, exercise caution when using this drug, as you may be more susceptible to side effects. Additionally, if you are pregnant, planning to become pregnant, or are breastfeeding, inform your doctor. It is crucial to discuss the potential benefits and risks of this medication to both you and your baby.
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Overdose Information

Overdose Symptoms:

  • Chest pain
  • Fast or irregular heartbeat (tachycardia, arrhythmias)
  • Palpitations
  • Tremor
  • Nervousness
  • Headache
  • Dizziness
  • Nausea
  • Vomiting
  • Hypokalemia (low potassium)
  • Hyperglycemia (high blood sugar)
  • Metabolic acidosis

What to Do:

Seek immediate medical attention or call Poison Control (1-800-222-1222). Treatment is supportive and symptomatic. Consider cardioselective beta-blockers with extreme caution in patients with bronchospasm.

Drug Interactions

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Contraindicated Interactions

  • Other long-acting beta2-adrenergic agonists (LABAs)
  • Acute bronchospasm (as monotherapy)
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Major Interactions

  • Beta-blockers (especially non-selective): May block the bronchodilatory effect of arformoterol and produce severe bronchospasm.
  • QTc-prolonging drugs (e.g., Class IA and III antiarrhythmics, macrolides, tricyclic antidepressants): Increased risk of ventricular arrhythmias.
  • Diuretics (non-potassium sparing): May worsen ECG changes and/or hypokalemia.
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Moderate Interactions

  • Tricyclic antidepressants (TCAs) and Monoamine Oxidase Inhibitors (MAOIs): May potentiate the cardiovascular effects of arformoterol.
  • Sympathomimetics: May potentiate adverse cardiovascular effects.
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Minor Interactions

  • Xanthine derivatives (e.g., theophylline): May potentiate hypokalemia.

Monitoring

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Baseline Monitoring

Pulmonary Function Tests (e.g., FEV1)

Rationale: To establish baseline lung function and assess disease severity.

Timing: Prior to initiation

Cardiovascular assessment (ECG, blood pressure, heart rate)

Rationale: To identify pre-existing cardiovascular conditions that may be exacerbated by LABAs.

Timing: Prior to initiation

Serum Potassium

Rationale: LABAs can cause hypokalemia, especially with concomitant diuretics or xanthines.

Timing: Prior to initiation, if risk factors present

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Routine Monitoring

Symptoms of COPD (e.g., dyspnea, cough, wheezing)

Frequency: Regularly (daily patient self-monitoring)

Target: Improvement or stability of symptoms

Action Threshold: Worsening symptoms, increased rescue inhaler use, or acute exacerbations require medical evaluation.

Adverse effects (e.g., tremor, palpitations, headache, paradoxical bronchospasm)

Frequency: Regularly (patient report)

Target: Absence or mild, tolerable effects

Action Threshold: Persistent or severe adverse effects, especially paradoxical bronchospasm, require immediate medical attention and discontinuation.

Pulmonary Function Tests (e.g., FEV1)

Frequency: Periodically (e.g., every 6-12 months or as clinically indicated)

Target: Maintenance or improvement of lung function

Action Threshold: Significant decline in FEV1 despite adherence.

Serum Potassium, Blood Glucose

Frequency: Periodically, if risk factors for hypokalemia or hyperglycemia are present (e.g., concomitant medications, diabetes)

Target: Within normal limits

Action Threshold: Abnormal levels requiring intervention.

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Symptom Monitoring

  • Worsening shortness of breath
  • Increased wheezing
  • Increased cough
  • Chest tightness
  • Increased need for rescue inhaler (short-acting beta-agonist)
  • Paradoxical bronchospasm (immediate worsening of breathing after dose)

Special Patient Groups

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Pregnancy

Use during pregnancy only if the potential benefit justifies the potential risk to the fetus. Arformoterol is Pregnancy Category C.

Trimester-Specific Risks:

First Trimester: Animal studies show some evidence of developmental toxicity at high doses. Human data are limited.
Second Trimester: Limited human data. Monitor for potential effects on uterine contractility (beta2-agonists can inhibit labor).
Third Trimester: Limited human data. Monitor for potential effects on uterine contractility and neonatal effects (e.g., tachycardia, hyperglycemia, hypokalemia).
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Lactation

It is not known whether arformoterol is excreted in human milk. Consider the developmental and health benefits of breastfeeding along with the mother's clinical need for arformoterol and any potential adverse effects on the breastfed infant from arformoterol or from the underlying maternal condition. 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 - no human data, animal data suggest excretion into milk, potential for adverse effects on infant).
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Pediatric Use

Safety and effectiveness have not been established in pediatric patients. Arformoterol is not indicated for use in children.

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Geriatric Use

No dosage adjustment is required based on age. Clinical studies did not reveal differences in safety or effectiveness between elderly and younger patients, but greater sensitivity of some older individuals cannot be ruled out. Use with caution in elderly patients with cardiovascular disease or other comorbidities.

Clinical Information

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Clinical Pearls

  • Arformoterol is a maintenance medication for COPD; it is NOT a rescue inhaler for acute bronchospasm.
  • Patients should always have a short-acting beta-agonist (SABA) available for acute symptoms.
  • Emphasize the importance of twice-daily dosing, 12 hours apart, for consistent bronchodilation.
  • Educate patients on the black box warning regarding increased risk of asthma-related death with LABAs, and clarify that arformoterol is for COPD, not asthma.
  • Monitor for paradoxical bronchospasm, which requires immediate discontinuation and alternative therapy.
  • Caution with concomitant use of beta-blockers, especially non-selective ones, as they can antagonize the bronchodilatory effect and cause severe bronchospasm.
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Alternative Therapies

  • Other LABAs (e.g., Salmeterol, Indacaterol, Olodaterol, Formoterol)
  • Long-acting muscarinic antagonists (LAMAs) (e.g., Tiotropium, Aclidinium, Glycopyrronium, Umeclidinium)
  • Inhaled corticosteroids (ICS) (often in combination with LABAs for COPD)
  • Phosphodiesterase-4 (PDE4) inhibitors (e.g., Roflumilast) for severe COPD with chronic bronchitis and frequent exacerbations.
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Cost & Coverage

Average Cost: $300 - $600 per 30 x 2ml vials
Generic Available: Yes
Insurance Coverage: Tier 2 or 3 (often preferred generic or non-preferred brand)
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General Drug Facts

If your symptoms or health issues persist or worsen, it is essential to contact your doctor promptly. To ensure your safety, never share your medication with others or take someone else's medication. Some medications may come with an additional patient information leaflet, so it's a good idea to check with your pharmacist. If you have any questions or concerns about this medication, don't hesitate to discuss them with your doctor, nurse, pharmacist, or other healthcare provider. In the event of a suspected overdose, immediately call your local poison control center or seek emergency medical attention. When seeking help, be prepared to provide detailed information about the overdose, including the medication taken, the amount, and the time it occurred.