View Drug - PREVDUO
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PREVDUO

Generic: NEOSTIGMINE METHYLSULFATE AND GLYCOPYRROLATE

100%
Basic Information
Manufacturer
Endo USA
Product Type
HUMAN PRESCRIPTION DRUG
Route of Administration
INTRAVENOUS
FDA Set ID
dd8ad38f-247b-4948-a13c-8f3a4921b4f1
Indications & Usage
1 INDICATIONS AND USAGE PREVDUO ® , a fixed dose combination of cholinesterase inhibitor and antimuscarinic agent, is indicated in patients age two years and above for the reversal of the effects of nondepolarizing neuromuscular blocking agents (NMBA) after surgery, while decreasing the peripheral muscarinic effects (e.g., bradycardia and excessive secretions) associated with cholinesterase inhibition following NMBA reversal administration.

PREVDUO ® , a fixed dose combination of a cholinesterase inhibitor and antimuscarinic agent, is indicated in patients age two years and above for the reversal of the effects of non-depolarizing neuromuscular blocking agents (NMBAs) after surgery, while decreasing the peripheral muscarinic effects (e.g., bradycardia and excessive secretions) associated with cholinesterase inhibition following NMBA reversal administration ( 1 ).
Adverse Reactions
6 ADVERSE REACTIONS • Most common adverse reactions to neostigmine during treatment: bradycardia, nausea, vomiting, blurred vision and photophobia.

( 6 ) • Most common adverse reactions to glycopyrrolate are related to anticholinergic pharmacology and may include xerostomia (dry mouth); urinary hesitancy and retention; blurred vision and photophobia due to mydriasis (dilation of the pupil); cycloplegia; increased ocular tension; tachycardia; bradycardia; palpitation; and decreased sweating.

( 6 ) To report SUSPECTED ADVERSE REACTIONS, contact Endo at 1-800-828-9393 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch.

6.1 Clinical Trials Experience Neostigmine Methylsulfate Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in practice.

Adverse reactions to neostigmine methylsulfate are most often attributable to exaggerated pharmacological effects, in particular, at muscarinic receptor sites.

The addition of glycopyrrolate to the neostigmine-glycopyrrolate prefilled syringe may prevent or mitigate these reactions.

Quantitative adverse event data are available from trials of neostigmine methylsulfate in which 200 adult patients were exposed to the product.

The following table lists the adverse reactions that occurred with an overall frequency of 1% or greater.

S y s t e m Organ Class Adverse Reaction Cardiovascular Disorders bradycardia, hypotension, tachycardia/heart rate increase Gastrointestinal Disorders dry mouth, nausea, post-procedural nausea, vomiting General Disorders and Administration Site Conditions incision site complication, pharyngolaryngeal pain, procedural complication, procedural pain Nervous System Disorders dizziness, headache, postoperative shivering, prolonged neuromuscular blockade Psychiatric Disorders Insomnia Respiratory, Thoracic and Mediastinal Disorders dyspnea, oxygen desaturation < 90% Skin and Subcutaneous Tissue Disorders Pruritus Glycopyrrolate Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in practice.

Anticholinergics, including glycopyrrolate, can produce certain effects, most of which are extensions of their pharmacologic actions.

Adverse reactions may include xerostomia (dry mouth); urinary hesitancy and retention; blurred vision and photophobia due to mydriasis (dilation of the pupil); cycloplegia; increased ocular tension; tachycardia; palpitation; decreased sweating; loss of taste; headache; nervousness; drowsiness; weakness; dizziness; insomnia; nausea; vomiting; impotence; suppression of lactation; constipation; bloated feeling; severe allergic reactions including anaphylactic/anaphylactoid reactions; hypersensitivity; urticaria, pruritus, dry skin, and other dermal manifestations; some degree of mental confusion and/or excitement, especially in elderly persons.

6.2 Post Marketing Experience Neostigmine Methylsulfate The following adverse reactions have been identified during post-approval parenteral use of neostigmine methylsulfate.

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.

S y s t e m Organ Class Adverse Reaction Allergic Disorders allergic reactions, anaphylaxis Nervous System Disorders convulsions, drowsiness, dysarthria, fasciculation, loss of consciousness, miosis, visual changes Cardiovascular Disorders cardiac arrest, cardiac arrhythmias (A-V block, nodal rhythm), hypotension, nonspecific EKG changes, syncope Respiratory, Thoracic and Mediastinal Disorders bronchospasm; increased oral, pharyngeal and bronchial secretions; respiratory arrest; respiratory depression Skin and Sub-cutaneous Tissue Disorders rash, urticaria Gastrointestinal Disorders bowel cramps, diarrhea, flatulence, increased peristalsis Renal and Urinary Disorders urinary frequency Musculoskeletal and Connective Tissue Disorders arthralgia, muscle cramps, spasms, weakness Miscellaneous diaphoresis, flushing Glycopyrrolate The following adverse events have been identified during post-approval use of glycopyrrolate.

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: S y s t e m Organ Class Adverse Reaction Cardiovascular Disorders cardiac arrhythmias (including bradycardia, ventricular tachycardia, ventricular fibrillation), cardiac arrest, hypertension, hypotension, heart block and QTc interval prolongation Respiratory, Thoracic and Mediastinal Disorders respiratory arrest Injection site reactions pruritus, edema, erythema, and pain at injection site Miscellaneous malignant hyperthermia Glycopyrrolate is chemically a quaternary ammonium compound; hence, its passage across lipid membranes, such as the blood-brain barrier is limited.

For this reason, the occurrence of CNS-related side effects is lower, in comparison to their incidence following administration of anticholinergics which are chemically tertiary amines that can cross this barrier readily.