stability guidance -draft
...this guidance to mean a batch of drug substance or drug product manufactured at the scale.....the same formulation of the dosage form in the container and closure proposed for.....process of a drug substance or drug product is made, sufficient data to show that such a change..
http://www.fda.gov/cder/guidance/1707dft.pdf (score=100)

MDI and DPI Drug Products
...establish a set of criteria to which a drug substance or drug product should conform using.....an internal reservoir containing sufficient formulation for multiple doses that are.....of each facility involved in the manufacturing of the drug substance and excipients should..
http://www.fda.gov/cder/guidance/2180dft.pdf (score=91)

FDA Concept Paper: Drug Products That Present Demonstrable Difficulties for...
...Even slight changes in the formulation, drug substance particle size, valve, or actuator can have a major.....In addition, careful control of the impurities and degradation products in the drug substance and drug formulation.....In addition, careful control of the impurities and degradation products in the drug substance and other drug formulation..
http://www.fda.gov/cder/fdama/difconc.htm (score=90)

Guidance- Content & Format CMC for Vaccine & Related Product
...A list should be provided of all components in the drug product, including drug substance(s)and other ingredients, with.....A discussion of any differences in formulation, manufacturing process, or site between the.....trials materials and commercial production batches of drug substance and drug product should be..
http://www.fda.gov/cber/gdlns/cmcvacc.pdf (score=74)

...These regulations require documentation of the drug substance, drug product, placebo, labeling.....In the case of a multi-herb substance, it is composed of the same formulation as a historical formula, with the amount of each.....A botanical drug substance or drug product that is derived from more than one botanical raw material, each..
http://www.fda.gov/cder/guidance/4592fnl.doc (score=66)

Guidance for Industry Botanical Drug Products
...These regulations require documentation of the drug substance, drug product, placebo, labeling.....formulation and the individual botanical ingredients within the formulation must be.....one in which the components or ingredients and composition of the drug substance and drug..
http://www.fda.gov/cder/guidance/4592fnl.htm (score=64)

...Systemic exposure patterns reflect both release of the drug substance from the drug product and.....The drug product's formulation provides consistent pharmacokinetic performance between individual dosage.....BA data can also provide information indirectly about the properties of a drug substance before..
http://www.fda.gov/cder/guidance/5356fnl.doc (score=48)

Guideline for Submitting Supporting Documentation
...Contract laboratories performing quality control tests on raw materials, drug substance, or the.....An amendment should be filed for any significant changes in formulation not proposed in.....An assay method including adequate acceptance specifications for content of the new drug..
http://www.fda.gov/cder/guidance/drugprod.htm (score=39)

Q1B Photostability Testing of New Drug Substances and Products
...This testing may involve the drug substance alone and/or in simple solutions/suspensions to.....These studies are used to identify precautionary measures needed in manufacturing or.....Normally, only one batch of drug substance is tested during the development phase, and then the..
http://www.fda.gov/cder/guidance/1318.htm (score=38)

/a/content.11865
...For the patent referenced above, provide the following information on the drug substance, drug.....Drug Product (Composition/Formulation) 3.1 Does the patent claim the drug product, as defined in 21 CFR 314.3, in.....1 Does the patent claim the drug substance that is the active ingredient in the drug..
http://www.fda.gov/opacom/morechoices/fdaforms/FDA-3542a.pdf (score=37)

Format and Content for the CMC Section of an Annual Report
...Regulatory specifications and analytical methods for the drug substance and drug..product.....To describe the information requested by the Center for Drug Evaluation and Research(CDER.....Methods for the drug substance and drug product in the format provided. III. SPECIFICATIONS AND..
http://www.fda.gov/cder/guidance/cmc1.pdf (score=34)

...If the patent claims an approved method of using the approved drug product to administer.....53(d) to change the formulation, add a new indication or other condition of use, change.....Drug Substance (Active Ingredient) Complete all items in this section if the patent claims the..
http://www.fda.gov/opacom/morechoices/fdaforms/FDA-3542a.doc (score=30)

GUIDE TO INSPECTIONS OF STERILE DRUG SUBSTANCE MANUFACTURERS
...This is particularly important for the foreign sterile bulk drug substance manufacturer where.....drug used in the formulation of sterile ophthalmic ointments and suspensions. If used as a primary.....In the preparation for a sterile bulk drug substance inspection, a flow chart with the major..
http://www.fda.gov/ora/inspect_ref/igs/subst.html (score=105)

Substance
...individual batches of the drug substance used in animal and clinical testing, Drug Substance.....Production of a drug substance, whether by synthesis, fermentation, or isolation, usually.....by the pharmaceutical industry in the formulation of finished drug products. This..
http://www.fda.gov/cder/guidance/drugsub.pdf (score=63)

Definition of Identity Polymorphism
...Because drug product performance depends on the product formulation, the drug substance in a proposed generic.....Over the years FDA has approved many generic drug products based upon a drug substance with different physical form from.....formulation and process conditions to physical and chemical stability of the product over..
http://www.fda.gov/ohrms/dockets/ac/02/briefing/3900B1_04_Polymorphism.htm (score=50)

GUIDE TO INSPECTIONS OF ORAL SOLID DOSAGE FORMS PRE/POST APPROVAL ISSUES...
...For example, micronizing or milling a drug substance and providing greater surface area of the.....formulation and the manufacturing and control processes. Most companies have used product.....Characterization of the chemical and physical properties of the drug substance is one of the..
http://www.fda.gov/ora/inspect_ref/igs/solid.html (score=47)

Validation of Chromatographic Methods
...both drug substance and drug product.Detection limit is the lowest concentration of analyte in.....from excipients in the formulation matrix ranging from a simple aqueous..solution to.....The components monitored include chiral or achiral drug, process impurities,residual..
http://www.fda.gov/cder/guidance/cmc3.pdf (score=45)

...1 Influence on Manufacturing of the Drug Product Drug substance polymorphic forms can also exhibit different.....formulation, manufacturing process, and packaging, it is the stability of the drug product.....The drug substance in a generic drug product is considered to be the same as the drug substance..
http://www.fda.gov/cder/guidance/6154dft.doc (score=42)

...DRUG SUBSTANCE The drug substance is defined as the unformulated active substance which may be subsequently.....If an investigational drug formulation was different from that of the to-be-marketed finished.....Raw Materials and Reagents A list of all components used in the manufacture of the drug..
http://www.fda.gov/cber/gdlns/cmcdna.txt (score=33)

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...drug substances or drug products derived from plants, animals, or microorganisms(section.....semi-synthetic process as well as a drug substance or drug product derived directly..from these.....product intended to mean the same formulation of the product, and can the products be..
http://www.fda.gov/cder/guidance/4163fnl.pdf (score=33)

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