FDA Label for Ipratropium Bromide And Albuterol Sulfate

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Ipratropium Bromide And Albuterol Sulfate Product Label

The following document was submitted to the FDA by the labeler of this product Ritedose Pharmaceuticals, Llc. The document includes published materials associated whith this product with the essential scientific information about this product as well as other prescribing information. Product labels may durg indications and usage, generic names, contraindications, active ingredients, strength dosage, routes of administration, appearance, warnings, inactive ingredients, etc.

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Rx Only

Manufactured by:
The Ritedose Corporation


Columbia, SC 29203 for
Ritedose Pharmaceuticals, LLC
Columbia, SC 29203

DEC 2013

RPIN0053


Clinical Pharmacology



Ipratropium Bromide and Albuterol Sulfate Inhalation Solution is a combination of the β 2-adrenergic bronchodilator, albuterol sulfate, and the anticholinergic bronchodilator, ipratropium bromide.


Pharmacokinetics



Albuterol sulfate is longer acting than isoproterenol in most patients by any route of administration, because it is not a substrate for the cellular uptake processes for catecholamine nor for the metabolism of catechol-O-methyl transferase. Instead the drug is conjugatively metabolized to albuterol 4'- O-sulfate.

The bronchodilation following inhalation of ipratropium is primarily a local, site-specific effect, not a systemic one. Much of an inhaled dose is swallowed as shown by fecal excretion studies. Following nebulization of a 1-mg dose to healthy volunteers, a mean of 4% of the dose was excreted unchanged in the urine.

Ipratropium bromide is minimally (0% to 9% in vitro) bound to plasma albumin and α 1-acid glycoproteins. It is partially metabolized to inactive ester hydrolysis products. Following intravenous administration, approximately one-half is excreted unchanged in the urine. The half-life of elimination is about 1.6 hours after intravenous administration. Ipratropium bromide that reaches the systemic circulation is reportedly removed by the kidneys rapidly at a rate that exceeds the glomerular filtration rate. The pharmacokinetics of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution or ipratropium bromide have not been studied in the elderly and in patients with hepatic or renal insufficiency (see PRECAUTIONS).

In a double blind, double period, crossover study, 15 male and female subjects were administered single doses of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution or albuterol sulfate inhalation solution at two times the recommended single doses as two inhalations separated by 15 minutes. The total nebulized dose of albuterol sulfate from both treatments was 6 mg and the total dose of ipratropium bromide from Ipratropium Bromide and Albuterol Sulfate Inhalation Solution was 1 mg. Peak albuterol plasma concentrations occurred at 0.8 hours after dosing for both treatments. The mean peak albuterol concentration following administration of albuterol sulfate alone was 4.86 (± 2.65) mg/mL and it was 4.65 (± 2.92) mg/mL for Ipratropium Bromide and Albuterol Sulfate Inhalation Solution. Mean AUC values for the two treatments were 26.6 (± 15.2) ng∙hr/mL (albuterol sulfate alone) versus 24.2 (± 14.5) ng∙hr/mL (Ipratropium Bromide and Albuterol Sulfate Inhalation Solution). The mean t 1/2 values were 7.2 (± 1.3) hours (albuterol sulfate alone) and 6.7 (± 1.7) hours (Ipratropium Bromide and Albuterol Sulfate Inhalation Solution). A mean of 8.4 (± 8.9)% of the albuterol dose was excreted unchanged in urine following administration of two vials of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution which is similar to 8.8 (± 7.3)% that was obtained from albuterol sulfate inhalation solution. There were no statistically significant differences in the pharmacokinetics of albuterol between the two treatments. For ipratropium, a mean of 3.9 (± 5.1)% of the ipratropium bromide dose was excreted unchanged in urine following two vials of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution, which is comparable with previously reported data.


Animal Pharmacology/Toxicology



Intravenous studies in rats with albuterol sulfate have demonstrated that albuterol crosses the blood-brain barrier and reaches brain concentrations amounting to approximately 5% of plasma concentrations. In structures outside of the blood-brain barrier (pineal and pituitary glands), albuterol concentrations were found to be 100 times those found in whole brain.

Studies in laboratory animals (minipigs, rodents, and dogs) have demonstrated the occurrence of cardiac arrhythmias and sudden death (with histological evidence of myocardial necrosis) when beta-agonists and methyl-xanthines are administered concurrently. The clinical significance of these findings is unknown.

Autoradiographic studies in rats have shown that ipratropium does not penetrate the blood-brain barrier.

In 30-day studies in Sprague-Dawley rats and Beagle dogs, subcutaneous doses of up to 205.5 mcg/kg of ipratropium administered with up to 1000 mcg/kg albuterol in rats and 3.16 mcg/kg ipratropium and 15 mcg/kg albuterol in dogs (less than the maximum recommended daily inhalation dose for adults on a mg/m 2 basis) did not cause death or potentiation of the cardiotoxicity induced by albuterol administered alone.


Indications And Usage



Ipratropium Bromide and Albuterol Sulfate Inhalation Solution is indicated for the treatment of bronchospasm associated with COPD in patients requiring more than one bronchodilator.


Contraindications



Ipratropium Bromide and Albuterol Sulfate Inhalation Solution is contraindicated in patients with a history of hypersensitivity to any of its components, or to atropine and its derivatives.


Paradoxical Bronchospasm



In the clinical study of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution, paradoxical bronchospasm was not observed. However, paradoxical bronchospasm has been observed with both inhaled ipratropium bromide and albuterol products and can be life-threatening. If this occurs, Ipratropium Bromide and Albuterol Sulfate Inhalation Solution should be discontinued immediately and alternative therapy instituted.




Fatalities have been reported in association with excessive use of inhaled products containing sympathomimetic amines and with the home use of nebulizers.


Cardiovascular Effect



Ipratropium Bromide and Albuterol Sulfate Inhalation Solution, like other beta adrenergic agonists, can produce a clinically significant cardiovascular effect in some patients as measured by pulse rate, blood pressure, and/or symptoms. Although such effects are uncommon for Ipratropium Bromide and Albuterol Sulfate Inhalation Solution at recommended doses, if they occur, the drug may need to be discontinued. In addition, beta agonists have been reported to produce ECG changes, such as flattening of the T-wave, prolongation of the QTc interval, and ST segment depression. The clinical significance of these findings is unknown. Therefore, Ipratropium Bromide and Albuterol Sulfate Inhalation Solution, like other sympathomimetic amines, should be used with caution in patients with cardiovascular disorders, especially coronary insufficiency, cardiac arrhythmias, and hypertension.


Immediate Hypersensitivity Reactions



Immediate hypersensitivity reactions to albuterol and/or ipratropium bromide may occur after the administration of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution as demonstrated by rare cases of urticaria, angioedema, rash, pruritus, oropharyngeal edema, bronchospasm, and anaphylaxis.


1. Effects Seen With Sympathomimetic Drugs



As with all products containing sympathomimetic amines, Ipratropium Bromide and Albuterol Sulfate Inhalation Solution should be used with caution in patients with cardiovascular disorders, especially coronary insufficiency, cardiac arrhythmias, and hypertension; in patients with convulsive disorders, hyperthyroidism, or diabetes mellitus; and in patients who are unusually responsive to sympathomimetic amines. Large doses of intravenous albuterol have been reported to aggravate pre-existing diabetes mellitus and ketoacidosis. Additionally, β-agonists may cause a decrease in serum potassium in some patients, possibly through intracellular shunting. The decrease is usually transient, not requiring supplementation.


2. Effects Seen With Anticholinergic Drugs



Due to the presence of ipratropium bromide in Ipratropium Bromide and Albuterol Sulfate Inhalation Solution, it should be used with caution in patients with narrow-angle glaucoma, prostatic hypertrophy, or bladder-neck obstruction.


3. Use In Hepatic Or Renal Diseases



Ipratropium Bromide and Albuterol Sulfate Inhalation Solution has not been studied in patients with hepatic or renal insufficiency. It should be used with caution in these patient populations.


Information For Patients



The action of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution should last up to 5 hours. Ipratropium Bromide and Albuterol Sulfate Inhalation Solution should not be used more frequently than recommended. Patients should be instructed not to increase the dose or frequency of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution without consulting their healthcare provider. If symptoms worsen, patients should be instructed to seek medical consultation.

Patients must avoid exposing their eyes to this product as temporary pupillary dilation, blurred vision, eye pain, or precipitation or worsening of narrow-angle glaucoma may occur, and therefore proper nebulizer technique should be assured, particularly if a mask is used.

If a patient becomes pregnant or begins nursing while on Ipratropium Bromide and Albuterol Sulfate Inhalation Solution, they should contact their healthcare provider about use of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution.

See the illustrated Patient's Instruction for Use in the product package insert.


Anticholinergic Agents



Although ipratropium bromide is minimally absorbed into the systemic circulation, there is some potential for an additive interaction with concomitantly used anticholinergic medications. Caution is, therefore, advised in the co-administration of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution with other drugs having anticholinergic properties.


Β-Adrenergic Agents



Caution is advised in the co-administration of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution and other sympathomimetic agents due to the increased risk of adverse cardiovascular effects.


Diuretics



The electrocardiogram (ECG) changes and/or hypokalemia that may result from the administration of non-potassium sparing diuretics (such as loop or thiazide diuretics) can be acutely worsened by β-agonists, especially when the recommended dose of the β-agonist is exceeded. Although the clinical significance of these effects is not known, caution is advised in the co-administration of β-agonist-containing drugs, such as Ipratropium Bromide and Albuterol Sulfate Inhalation Solution, with non-potassium sparing diuretics.


Monoamine Oxidase Inhibitors Or Tricyclic Antidepressants



Ipratropium Bromide and Albuterol Sulfate Inhalation Solution should be administered with extreme caution to patients being treated with monoamine oxidase inhibitors or tricyclic antidepressants, or within 2 weeks of discontinuation of such agents because the action of albuterol sulfate on the cardiovascular system may be potentiated.


Labor And Delivery



Oral albuterol sulfate has been shown to delay preterm labor in some reports. Because of the potential of albuterol to interfere with uterine contractility, use of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution during labor should be restricted to those patients in whom the benefits clearly outweigh the risks.


Nursing Mothers



It is not known whether the components of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution are excreted in human milk. Although lipid-insoluble quaternary bases pass into breast milk, it is unlikely that ipratropium bromide would reach the infant to an important extent, especially when taken as a nebulized solution. Because of the potential for tumorigenicity shown for albuterol sulfate in some animals, a decision should be made whether to discontinue nursing or discontinue Ipratropium Bromide and Albuterol Sulfate Inhalation Solution, taking into account the importance of the drug to the mother.


Pediatric Use



The safety and effectiveness of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution in patients below 18 years of age have not been established.


Geriatric Use



Of the total number of subjects in clinical studies of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution, 62 percent were 65 and over, while 19 percent were 75 and over. No overall differences in safety or effectiveness were observed between these subjects and younger subjects, and other reported clinical experience has not identified differences in responses between the elderly and younger patients, but greater sensitivity of some older individuals cannot be ruled out.


Adverse Reactions



Adverse reaction information concerning Ipratropium Bromide and Albuterol Sulfate Inhalation Solution was derived from the 12-week controlled clinical trial.

ADVERSE EVENTS OCCURRING IN ≥ 1% OF ≥ 1 TREATMENT GROUP(S) AND WHERE THE COMBINATION TREATMENT SHOWED THE HIGHEST PERCENTAGE
Body System
COSTART Term
Albuterol
n (%)
Ipratropium
n (%)
Ipratropium and Albuterol
n (%)
NUMBER OF PATIENTS761754765
N (%) Patients with AE327 (43.0)329 (43.6)367 (48.0)
BODY AS A WHOLE
  Pain8 (1.1)4 (0.5)10 (1.3)
  Pain chest11 (1.4)14 (1.9)20 (2.6)
DIGESTIVE
  Diarrhea5 (0.7)9 (1.2)14 (1.8)
  Dyspepsia7 (0.9)8 (1.1)10 (1.3)
  Nausea7 (0.9)6 (0.8)11 (1.4)
MUSCULO-SKELETAL
  Cramps leg8 (1.1)6 (0.8)11 (1.4)
RESPIRATORY
  Bronchitis11 (1.4)13 (1.7)13 (1.7)
  Lung Disease36 (4.7)34 (4.5)49 (6.4)
  Pharyngitis27 (3.5)27 (3.6)34 (4.4)
  Pneumonia7 (0.9)8 (1.1)10 (1.3)
UROGENITAL
  Infection urinary tract3 (0.4)9 (1.2)12 (1.6)

Additional adverse reactions reported in more than 1% of patients treated with Ipratropium Bromide and Albuterol Sulfate Inhalation Solution included constipation and voice alterations.

In the clinical trial, there was a 0.3% incidence of possible allergic-type reactions, including skin rash, pruritus, and urticaria.

Additional information derived from the published literature on the use of albuterol sulfate and ipratropium bromide singly or in combination includes precipitation or worsening of narrow-angle glaucoma, acute eye pain, blurred vision, mydriasis, paradoxical bronchospasm, wheezing, exacerbation of COPD symptoms, drowsiness, aching, flushing, upper respiratory tract infection, palpitations, taste perversion, elevated heart rate, sinusitis, back pain, sore throat and metabolic acidosis. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure.


Dosage And Administration



The recommended dose of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution is one 3 mL vial administered 4 times per day via nebulization with up to 2 additional 3 mL doses allowed per day, if needed. Safety and efficacy of additional doses or increased frequency of administration of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution beyond these guidelines has not been studied and the safety and efficacy of extra doses of albuterol sulfate or ipratropium bromide in addition to the recommended doses of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution have not been studied.

The use of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution can be continued as medically indicated to control recurring bouts of bronchospasm. If a previously effective regimen fails to provide the usual relief, medical advice should be sought immediately, as this is often a sign of worsening COPD, which would require reassessment of therapy.

A Pari-LC-Plus™ nebulizer (with face mask or mouthpiece) connected to a PRONEB™ compressor was used to deliver Ipratropium Bromide and Albuterol Sulfate Inhalation Solution to each patient in one U.S. clinical study. The safety and efficacy of Ipratropium Bromide and Albuterol Sulfate Inhalation Solution delivered by other nebulizers and compressors have not been established.

Ipratropium Bromide and Albuterol Sulfate Inhalation Solution should be administered via jet nebulizer connected to an air compressor with an adequate air flow, equipped with a mouthpiece or suitable face mask.


How Supplied



Ipratropium Bromide and Albuterol Sulfate Inhalation Solution is supplied as a 3-mL sterile solution for nebulization in sterile low-density polyethylene unit-dose vials. Store in pouch until time of use. Supplied in cartons as listed below.

NDC 76204-600-0130 vials per carton / 1 vial per foil pouch
NDC 76204-600-0530 vials per carton / 5 vials per foil pouch
NDC 76204-600-1260 vials per carton / 5 vials per foil pouch
NDC 76204-600-3030 vials per carton / 30 vials per foil pouch
NDC 76204-600-6060 vials per carton / 30 vials per foil pouch

Storage And Handling



Store between 2°C and 25°C (36°F and 77°F). Protect from light.


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