COMPARABILITY CHALLENGES FOR ALLOGENEIC CELL THERAPY ...€¦ · COMPARABILITY CHALLENGES FOR...

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COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS

Ángel Herrero,PhD

TheseventhannualregulatoryconferenceorganisedbyEBE,4December2018,LondonSession3:Complexityofinnovativemanufacturingandtheassociatedchallengesforcomparability

COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS

ALOFISEL

COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS

§ Newrawmaterials:Startingmaterials

§ ChangesintheManufacturingprocess

§ Scale-up

§ Transfers

§ …

§ Changesintheanalyticalmethods

Evolvingfield

WHENCOMPARABILITYSTUDIESARENEEDED?

COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS

§ Newrawmaterials:Mediaofknowncomposition

§ ChangesintheManufacturingprocess:Bioreactors

§ Changesintheanalyticalmethods:Nextgenerationsequencing

WHENCOMPARABILITYSTUDIESARENEEDED?

COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS

RISKASSESSMENT

CHANGEIDENTIFIED

ACTIONPLANFORIMPLEMENTATION

COMPARABILITY………

COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS

RISKASSESMENTELEMENTS

Experiencegainedduringproductlife

cycle

AffectedstepsoftheManufacturing

process

ImpactofthechangeintheCQA

Protectionofthepatient

ClinicaltrialInvivostudies

StabilityTesting

ExtendedCharacterisation

InProcessControls

ReleaseTesting

COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS

Referencematerial?

RISKASSESMENTANALYSES

COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS

INTRODUCTIONOFNEWDONATIONS

§ Enoughexperience

§ Updateoftheprotocols

§ Acceptancecriteria

COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS

INTRODUCTIONOFNEWDONATIONS

ExperienceDonor

variability

COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS

INTRODUCTIONOFNEWDONATIONS

Lowyield

ReleasecriteriaIPCs

COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS

Howtoperformacceleratedstabilitytests?

Cancompaniesupdatetheseestablishedcomparabilityprotocolswhengainingexperience?

Howtoestablishabalancewiththeexperienceandthepotentialvariabilityofthedonors?

Arecurrentlyreferencestandardsforcelltherapyproductstobeusedincomparabilitystudies?

Shouldextendedcharacterisation testsneedtobevalidatedinthesamewayasthereleasetestsor

shouldtheysimplybequalified?

COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS

Manythanksforyourattention

For any question please contactangel.herrero@Takeda.com

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