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drug
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any substance other than food or device by affecting structure or functions
- diagnosis
- curing
- treatment
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type of drug based on active ingrediant
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pharmacuetical drug
- asily identified and ccharacterized
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biologics
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not easily identified and characterized
- antibodies,growth factors, vaccines, blood products, stem cells
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include proteins
- more than 40 aa
- chemicallly synthezsized prot less 100 aa not regulatd as biologic product
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drugs can be classified
- precripstion
- OTC
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Generic drugs
- storebrands, copies of brand name drugs, same dosage form, strenth, route of adniminastation
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orphan drugs
- target diseases affecting less than 200,000 patients
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dietary supplements
- do not require FDA approval prior to marketing
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FDA regulates
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medical devices and diagnostics
- pacemakers, in vitro
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combinations products
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two or more drugs
- flu
- cough surpressant/pain reliever
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drug product
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a finished dosage form (CFR 21) containing activive drug ingredient generally in association w inactive ingredients
- in cinical trials, placebo does not contain active ingredient
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component
- any ingredient for use in manufacturer of drug product (may be purified out)
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active ingredient
- responsible for drug properties of drug product
- afect srtucutre an dfunction of man or animal
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inactive inredient
- any component other than inactive (binders, starch, sweeteners,artificial color
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strengt
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conecentration of drug substance
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different measurements
- vitamins (IU) - international units - is a standard of therapeutic activity
- therapuetic activit y as indicated by appropriate lab test or by adequately controlled clinical data
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Hatch-Waxman Act of 1984
- encouraged manufacture of genetics
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BIologics Price Competition and innovation act 2009 (BPCI)
- biosimilars
- for analytical technqures analyzing biologics sidegroups
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biosimilar approval
- no clinalyy meaning difference bw biosimalr and branded
- same strength and units of strength
- if no concerns on licensed, studies not required
- PREA requirements waived if interchangeable
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Prscription Drug USers Free Act
- mandated funding to FDA to hire new drug reviewers to accerlareate approval proces
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Fodo and Drug Administration SAfety adn Innov Act of 2012 (FDAASIA)
- similar requirements
- collect user fees for innovators
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Biosimilar User Free Act of 2012
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under, inital fee is only 10% of fee that branded developer pared
- for an application requireing clincal data
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Orphan Drug Act of 1983
- drugs meant to treat low amt patients
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FDA incentives to encourage development
- tax incentives
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clincla trial statistical burdens lessened
- not many ppl required as for diabetes
- patent protection
- ammended: Waive PDUFA fees
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Rare Disease act of 2002
- increase funding
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FDA Organization
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Office of Commisioner
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office of foods
- center for food safety and applied nutr
- " for Vet Mediccine
- Office of Regulatory Afairs
- ?????
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Lab to Medicine Cabinent
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drug dev basis
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volumes of papers to FDA in drug development process
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discovery
- Subtopic 1
- optimize chemical
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test animals 9preclinal
- IND
- if approved fda
- test phase 1,2,3
- if safe and effective in phase
- manufacturer files nda
- it gets approved
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early development
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drug disc and lead optmization
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how does drug work
- what enzyme targeted by drug that stops cancer
- optimixzation - change to improve product 9i.e. solubility)
- non clincal studies
- submission (Investigation of new drug applications
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clinical studies
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phase 1
- drug safety and toxicity
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phase 2
- efficacy od drug in target dis
- Subtopic 2
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phase 3
- determine increasing doses in larger group of people, maximum dose to be effective
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sumbsiion
- drug manuf fda
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product dev objective
- define clinical indication
- det population for therapy
- determine financial value of product
- strategy for treatment of disease/condition
- demonstrate safety and efficacy of candidate product in patients with disease/condition
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manufacturing objectives
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develop process to produce the product at reasonable cost
- comercials by designated date
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assemble people w manuf extpertise
- we come in to support cliical progr
- in what way will product fail?
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establish timelines
- goals? date
- ???
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Product development team
- tens of thousands
- less than 100 employees
-
analytical dev
- chmist biologists
- Subtopic 2
-
cliical affairs
- statisti
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project management
- course???
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department rsponsibilities
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research
- discover ptimize and char activity of drug
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assay development
- clincal assays, nalaytical methods 9urine)
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process development
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optimize cell lines, manufacturing process
- small scale to large scale
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manufacturing
- supply GLP/GMP material as appropriate
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clinical devlopment
- develop study protocols, manage clincal plan
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clincal operations
- execute clinical studies, manage the budgest
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QA/QC
- perform in vitro comparability/consistency asays on product
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Regulatory
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navigate reg landscapes
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always changes, new laws/ammendments, old laws ammends. taken on
- can effect profitability of product
- businessdevelopment process
- ????
-
market analysis
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disease incidence
- rare, lot of money,
- disease resistance
- target people who dont respond to first line of drug
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treatment
- current options
- impact on duration
- longer life expectancy?
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market expectation
- sales projections
- physician practice
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pricing issues
-
hillary
- insurance pays for (we affected)
- drug developments spend money for huge obese market instead of third world
- vaccines: one time use
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clincal target
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product rationale, there wil always be market for new trag
- non responders to currently avaible drugs
- development of drug resistance
- better side-effect profile, less toxicities
- simpler dosing regimens
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better dosage form
- oral preferred over intravenous
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combination therapies
- chemotherapies, more effective than single alone
-
process development
-
" group
- optimize cell line, pan proc
- Subtopic 2
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considerations for biologics
- Genetic Stability in such cells (dont want recominant gene to be lost0)
- Ease to grow cells
- Yiel should be high of recomb protein
- Yield of formulated prufied product
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manufacturing plan
-
asses drug needs
- comparability studies
- GLP (non GMP production)
- small clinical studies, outsources trials small scale productions
- ??
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Quality plan and strategy
- methods (SOPS) writeen implent, and validated
- stick with plan! asses that line
- ????
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Regulatory considerations
- ?????