Biopharmaceutics and Research Methodology. M pharm 1st year 2nd Semester
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Modified Release Drug Products: Delayed Release, Extended release and orally disinfectanting Tablets
1. MODIFIED RELEASE DRUG
PRODUCT
NAME MUKESH V KAPSE
CLASS M PHARM 1th
YEAR 2th
SEM
ROLL NO 06
SUBJECT Advanced Biopharmaceutics
and Pharmacokinetics
2. CONTENTS
Introduction
Advantages
Types of Modified release drug products
Examples of modified release dosage forms
Types of Extended Release Products
References
3. INTRODUCTION
Modified release drug product are those that
alter the timing and/or the rate of release of drug
substance.
4. ADVANTAGES
Reduction in drug blood level fluctuation
Frequency reduction in dosing
Patient compliance
Reduced adverse side effect
Reduction in health care cost
5. TYPES OF MODIFIED RELEASE DRUG
PRODUCTS
1. Delayed release
2. Extended release
3. Orally disintegrating tablet
6. DELAYED RELEASE DRUG
PRODUCTS
Releases a discrete portion of drug at a time
other than promptly after administration.e.g -
enterric coated dosage forms like enterric coated
aspirin,other NSAIDS, etc.
7. EXTENDED RELEASE DRUG
PRODUCTS
Two fold release indosage frequency,examples
include controlled release, sustained release and
long acting drug products.
8. ORALLY DISINTEGRATING TABLETS
Disintegrate rapidly in saliva after oral
administration.
Can be used without addition of water.
Drug dispersed in saliva and swallowed.
10. TYPES OF EXTENDED RELEASE
PRODUCTS
Coated beads, granules, or microspheres
Multitablet system
Microencapsulated drug
Embedding drug in slowly eroding or hydrophilic
matrix system
Embedding drug in inert plastic matrix
Complex formation
lon-exchange resins
11. REFERENCE
Shargel leon, WU Pong Susanna, B.C. YU
Andrew, Applied Biopharmaceutics and
Pharmacokinetics, 5属 edition,rights by McGraw-
hill, page no.-516-551