KADIAN® contains morphine sulfate, an opioid agonist and a Schedule II Morphine is a natural product that is the prototype for the class of natural and. KADIAN- morphine sulfate capsule, extended release .. Opioid agonists such as KADIAN are sought by drug abusers and people with addiction disorders and. KADIAN. ®. (morphine sulphate) Product Monograph. Page 2 of 37 This leaflet was prepared by Mayne Pharma International Pty Ltd.

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Only the drug solution not the undissolved drug is capable of leaving through the small delivery orifice. It has a plasma concentration-time curve that is relatively flat and smooth [14]. After ingestion, the GI fluid dissolves the tablet coating, exposing the hydrophobic acrylic matrix.

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The Contin system employs one water-insoluble and one water-soluble polymer. The interaction can be considered synergistic because the viscosity build that occurs when both polysaccharides are used together is significantly greater weight for weight than either material used alone.

Chronic high dose P2X7 receptor inhibition exacerbates cancer-induced bone pain. Xanthan is a heterpolysaccharide, which dissolves in water to form viscolysed or thickened solutions [1].

The product used an around-the-clock matrix pellet formulation to achieve a biphasic release of drug that resulted in a relatively rapid rise to an initial peak concentration, followed by a second broad peak with therapeutic plasma concentrations maintained over the hour dosing interval [22]. Conversion from standard opioid therapy to once-daily oral extended-release hydromorphone in patients with chronic cancer pain.

Steady-state pharmacokinetic comparison of a new, extended-release, once-daily morphine formulation, Avinza, and a twice-daily controlled release morphine formulation in patients with chronic moderate-to-severe pain. There are substantial differences in the pharmacokinetics of opioid following the administration of the various modified-release opioid formulations.


Further, these in vitro dissolution studies demonstrate that the rate at which morphine is released from MSContin tablets or at which oxycodone is released from OxyContin tablets actually decreases as the concentration of alcohol is increased [7].

Effect of concomitant ingestion of alcohol on the in vivo pharmacokinetics of KADIAN morphine sulfate extended-release capsules. The clinical benefit of these pharmacokinetic differences did not correlate with higher efficacy or safety in clinical studies when Kadian or Avinza were compared with MSContin [5,6]. Each bead begins as a nonparallel core which functions as a carrieronto which a solution of active ingredient is applied.

Packkage partition coefficients of the active ingredient with the hydrophilic and hydrophobic components of the formulation control the release of drug from the tablet [11].

During biosynthesis, galactose residues periodically become attached roughly once in every four mannose units. Plasma samples taken predose and at regular intervals up to 48 hours after dosing were assayed for hydromorphone concentrations; a mixed-effect anova was done on log-transformed data [33]. LBG is a long-chain homopolysaccharide that is physicochemically more complex than xanthan. In solution, one xanthan molecule associates with a second molecule by hydrogen bonding to produce a helical structure.

There were no serious adverse events or deaths reported during the study. This means these agents have lower maximum and higher minimum concentrations than MSContin. After the film coating on the inseert has dissolved, GI inserrt enters the tablet matrix release of oxycodone from OxyContin, resulting in the dissolution of the entrapped oxycodone and diffusion of oxycodone through the tablet matrix. Alternatively, a pellet or granule can be created, composed of an inert core e.

On the basis of these data, the manufacturer cautions against coadministration of both formulations with ethanol [29,30]. An appreciation of these various delivery systems may provide clinicians with the knowledge to feel comfortable utilizing multiple different opioid CR formulations in their practices in efforts to optimize patient analgesia while minimizing adverse effects.


The system is designed such that only a few drops of water are drawn psckage the tablet every hour. As the pellets enter and move through the intestines, the pH of the GI environment continues to increase, jadian the methacrylic acid copolymer begins to dissolve as the PEG continues its dissolution.

Synergistically interacting heterodisperse polysaccharides-function in achieving controllable drug delivery. Within the GI tract, the soluble polymers dissolve, creating multiple pores in the outer coating of the bead, thus permitting fluid to enter the bead core and solubilize the drug.

The relative proportions of these retardants assure the packxge release of the active ingredient. The interactions between the two polymer molecules can be engineered to allow them to become entwined, disentangled, more entangled, or dissolved with time depending on requirements or in response to physiological conditions. The absence of galactose in the smooth regions allows two LBG molecules to become hydrogen bonded, and the existence of more than one smooth region on every LBG molecule allows several different LBG molecules to become entangled by hydrogen bonding.

Although all CR products may be taken without regard to meals, they are sensitive to alterations that destroy their modified-release mechanisms.

KADIAN – Morphine Sulfate Extended-Release Capsules

It furthers the University’s objective of excellence in research, scholarship, and education by publishing worldwide. MSContin CR tablets contain morphine sulfate in a dual-control polymer matrix Contin that consists of a hydrophilic polymer hydroxypropyl methylcellulose and a hydrophobic polymer hydroxyethyl cellulose [9].

The prescribing information for Kadian pakcage indicates that the entire capsule contents may be administered through a 16 French gastrostomy tube [4].

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