integrated drug development -...

27
Global Technical Research & Development INTEGRATED DRUG DEVELOPMENT PROCESS July 17-19, 2006 Erika Zannou, Ph.D. & Tony Tong, Ph.D., Novartis Pharmaceuticals Corp. Developability Assessment Supporting Drug Candidate Selection Profiling of key Physicochemical Properties Biopharmaceutical Assessment Preformulation Solubility, Stability, Dissolution Rate and Solid State Properties Salt and Form Screening and Selection Excipient Compatibility Dosage Form Design Conventional Non- Conventional Formulation Development, Evaluation and Scale-up Equipment and Processing Regulatory Considerations

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Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

INTE

GR

ATE

D D

RU

G D

EVEL

OPM

ENT

PRO

CES

SJu

ly 1

7-19

, 200

6Er

ika

Zann

ou, P

h.D

. & T

ony

Tong

, Ph.

D.,

Nov

artis

Pha

rmac

eutic

als

Cor

p.

•D

evel

opab

ility

Ass

essm

ent S

uppo

rtin

g D

rug

Can

dida

te S

elec

tion

•Pr

ofili

ng o

f key

Phy

sico

chem

ical

Pro

pert

ies

•B

ioph

arm

aceu

tical

Ass

essm

ent

•Pr

efor

mul

atio

n•

Solu

bilit

y, S

tabi

lity,

Dis

solu

tion

Rat

e an

d So

lid S

tate

Pro

pert

ies

•Sa

lt an

d Fo

rm S

cree

ning

and

Sel

ectio

n•

Exci

pien

tCom

patib

ility

•D

osag

e Fo

rm D

esig

n•

Con

vent

iona

l•

Non

-Con

vent

iona

l•

Form

ulat

ion

Dev

elop

men

t, Ev

alua

tion

and

Scal

e-up

•Eq

uipm

ent a

nd P

roce

ssin

g •

Reg

ulat

ory

Con

side

ratio

ns

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

INTE

GR

ATE

D D

RU

G D

EVEL

OPM

ENT

PRO

CES

S

ND

APr

e-C

linic

alPh

ase

IPh

ase

IIPh

ase

IIIIN

D

Tole

rabi

lity

Phas

e III

D

osag

e Fo

rm

Dos

e Fi

ndin

gEf

ficac

yEf

ficac

y Sa

fety

Ph I

Bat

chPh

ase

II B

atch

Com

mer

cial

Cam

paig

n

Com

mer

cial

Dos

age

Form

Phas

e I

Dos

age

Form

Con

cept

GM

PB

atch

Phas

e III

B

atch

Dru

g Su

bsta

nce

Phas

e II

Dos

age

Form

Dru

g Pr

oduc

t

Clin

ical

Stu

dies Acu

te A

nim

al T

oxic

olog

yC

arci

noge

nici

ty T

oxic

olog

y

** C

olor

s us

ed fo

r Dru

g Su

bsta

nce,

Dru

g Pr

oduc

t and

Clin

ical

stu

dies

are

mat

chin

g

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

INTE

GR

ATE

D D

RU

G D

EVEL

OPM

ENT

PRO

CES

S

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

INTE

GR

ATE

D D

RU

G D

EVEL

OPM

ENT

PRO

CES

S

The

CD

ERH

andb

ook

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

INTE

GR

ATE

D D

RU

G D

EVEL

OPM

ENT

PRO

CES

S

•Ph

ase

IPh

arm

acok

inet

ics

and

Safe

tySm

all n

umbe

r of H

ealth

y Vo

lunt

eers

•Ph

ase

II Safe

ty a

nd E

ffica

cy

Larg

er p

atie

nt p

opul

atio

n

•Ph

ase

III –

Pivo

tal S

tudi

esLo

ng-te

rm S

afet

y an

d Ef

ficac

ySe

vera

l tho

usan

ds o

f pat

ient

s in

mul

tiple

clin

ical

cen

ters

•Fu

ture C

linic

al T

rials

Sim

ulat

ions

Seam

less

Clin

ical

Tria

l Des

igns

Bio

-Mar

kers

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

•B

alan

ce o

f Dos

age

Form

Req

uire

men

tsB

ioph

arm

aceu

tics,

Phy

sica

l/Che

mic

al, P

roce

ss, M

arke

ting,

R

egul

ator

y

•Ev

olut

ion

with

Tim

e of

Dos

age

Form

Req

uire

men

ts &

Kno

wle

dge

Phas

e I t

hrou

gh P

hase

III,

Com

mer

cial

For

m,

Prod

uct L

ine

Exte

nsio

ns

•C

lass

ifica

tion

of V

ario

us D

osag

e Fo

rms

Rou

te o

f Adm

inis

trat

ion

Tim

e C

ours

e of

Dru

g D

eliv

ery

Targ

et O

rgan

, Tis

sue

of C

ell f

or D

rug

Del

iver

y

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

B

alan

ced

Nee

ds

Dos

age

Form

D

esig

nP

hysi

cal/C

hem

ical

Pro

cess

ing

Mar

ketin

g

Bio

phar

mac

eutic

al

Reg

ulat

ory

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

INTE

GR

ATE

D D

RU

G D

EVEL

OPM

ENT

PRO

CES

S

ND

APr

e-C

linic

alPh

ase

IPh

ase

IIPh

ase

IIIIN

D

Tole

rabi

lity

Dos

e Fi

ndin

gEf

ficac

yEf

ficac

y Sa

fety

Ph I

Bat

chPh

ase

II B

atch

Com

mer

cial

Cam

paig

n

Bra

nded

Tab

lets

Size

, Col

or

Diff

eren

tiate

dPo

wde

r-in

-a-B

ottle

Han

d Fi

lled

Cap

sule

Con

cept

GM

PB

atch

Phas

e III

B

atch

Dru

g Su

bsta

nce

Sam

e Si

ze,

Shap

e, C

olor

Ta

blet

s

Mac

hine

Fill

edC

apsu

les

Dru

g Pr

oduc

t

Clin

ical

Stu

dies

** C

olor

s us

ed fo

r Dru

g Su

bsta

nce,

Dru

g Pr

oduc

t and

Clin

ical

stu

dies

are

mat

chin

g

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

Dru

g Pr

oduc

t Attr

ition

Cur

ve •

Attr

ition

Cur

ve

Man

agin

gA

ttriti

onC

urve

Goo

d

Indu

stry

Ave

rage

Bad

Ref

: R.L

. Lip

per,

Mod

ern

Dru

g D

isco

very

, Jan

-Feb

199

9, 5

5-60

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

Evol

utio

n of

Dos

age

Form

Nee

ds

•Pr

eclin

ical

(Tox

icol

ogy)

Dos

age

Form

s–

Bio

phar

mac

eutic

s-E

mph

asis

is o

n Ex

posu

re, H

igh

Dru

g C

once

ntra

tion

»Su

spen

sion

s (N

aCM

C),

Dru

g/Fe

ed M

ixtu

res

»Sp

ecia

lized

For

ms

(Yog

urt)

•Ph

ase

I Clin

ical

Dos

age

Form

s–

Bio

phar

mac

eutic

s-S

impl

e, F

lexi

ble

Dos

ing

»Si

ngle

/Mul

tiple

Dos

e To

lera

bilit

y St

udie

s, H

ealth

y Vo

lunt

eers

»Ef

ficac

y M

arke

r -Pr

oof o

f Con

cept

, Attr

ition

Cur

ve»

Solu

tions

, Pow

der-

in-a

-Bot

tle, H

ard

Gel

atin

Cap

sule

s

•Ph

ase

II C

linic

al D

osag

e Fo

rms

–B

ioph

arm

aceu

tics,

Phy

sico

-Che

mic

al, P

roce

ssin

g-L

arge

r, Lo

nger

St

udie

Patie

nts,

Dos

e Fi

ndin

g an

d Pr

oof o

f Con

cept

»B

linde

d C

apsu

les

or T

able

ts

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

Evol

utio

n of

Dos

age

Form

Nee

ds

•Ph

ase

III C

linic

al D

osag

e Fo

rms

–B

ioph

arm

aceu

tics,

Phy

/Che

mic

al, P

roce

ssin

g-E

ven

Larg

er, L

onge

r St

udie

Patie

nts,

Piv

otal

Effi

cacy

and

Saf

ety

»C

apsu

les

or T

able

ts, B

linde

d or

Bra

nded

(Dou

ble

Dum

my)

•M

arke

ted

Form

s–

Bio

phar

mac

eutic

s, P

hy/C

hem

ical

, Pro

cess

ing,

Mar

ket,

Reg

ulat

ory

»C

onsu

mer

Size

, Sha

pe, C

olor

, Bra

nded

Tab

lets

or C

apsu

les

•Pr

oduc

t Lin

e Ex

tens

ions

–B

ioph

arm

aceu

tics,

Phy

/Che

mic

al, P

roce

ssin

g, M

arke

t, R

egul

ator

Prot

ectio

n fr

om G

ener

ic E

rosi

on»

Con

trol

led

Rel

ease

, Fix

ed C

ombi

natio

n, A

ltern

ate

Del

iver

y Fo

rms

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

•B

ioph

arm

aceu

tical

–M

echa

nism

of A

ctio

n–

Targ

et O

rgan

–D

ose

(Pot

ency

)–

Perm

eabi

lity

(Pas

sive

, Act

ive,

Effl

ux)

–Ph

arm

acok

inet

ics

»A

bsor

ptio

n »

Dis

trib

utio

Met

abol

ism

»D

istr

ibut

ion

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

B

ioph

arm

aceu

tics

Cla

ssifi

catio

n Sy

stem

Hig

h So

lubi

lity

Low

Sol

ubili

ty

Hig

h Pe

rmea

bilit

yC

lass

I

Dis

solu

tion

rate

limits

abs

orpt

ion

Cla

ss II

Solu

bilit

y lim

itsab

sorp

tion

Low

Per

mea

bilit

yC

lass

III

Perm

eabi

lity

limits

abso

rptio

n

Cla

ss IV

Sign

ifica

ntpr

oble

ms f

or o

ral

deliv

ery

expe

cted

G. L

. Am

idon

et a

l., P

harm

. Res

. (19

95),

12, 4

13-4

20

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

Bio

phar

mac

eutic

al P

artic

le S

ize

Nee

ds

•Pa

rtic

les

larg

er th

an 6

µm

depo

sit i

n m

outh

and

trac

hea.

•Pa

rtic

les

betw

een

6-2

µm

depo

sit i

nbr

onch

i & b

ronc

hiol

es.

•Pa

rtic

les

less

than

2 µ

mde

posi

t in

te

rmin

al b

ronc

hiol

es a

nd a

lveo

li.

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

Phys

iolo

gica

l pH

Gas

tric

pH

in th

e fa

sted

sta

te a

nd a

fter

food

in

take

(pH

6, 4

58 c

alor

ies

and

400

ml t

otal

vo

lum

e) in

10

heal

thy

volu

ntee

rs

0123456

-20

24

6

hour

s

pH

Duod

enal

pH

in th

e fa

sted

sta

te a

nd a

fter

food

in

take

(pH

6, 4

58 c

alor

ies

and

400

ml t

otal

vo

lum

e) in

10

heal

thy

volu

ntee

rs

4

4.55

5.56

6.57

7.58

-10

12

34

hour

spH

Hor

terD

, Dre

ssm

anJB

. 199

7 A

dvan

ced

Dru

g D

eliv

ery

Rev

iew

s 25:

3-14

.

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

•Ph

ysic

al/C

hem

ical

–So

lubi

lity

(Dis

solu

tion)

–lo

g P,

PSA

, H-d

onor

s, H

-acc

epto

rs–

mw

–St

abili

ty (H

eat,

Hum

idity

, Lig

ht)

–pH

(Dru

g Su

bsta

nce

and

Exci

pien

ts)

–Ex

cipi

ent C

ompa

tibili

ty–

Mor

phol

ogy

–D

ensi

ty (B

ulk

and

Tap)

–Pa

rtic

le S

ize

–W

ettin

g (S

urfa

ce E

nerg

y)–

Stat

ic P

rope

rtie

s–

Flow

Pro

pert

ies

–C

ompr

essi

bilit

y an

d C

ompa

ctab

ility

–H

ygro

scop

icity

–Po

lym

orph

ism

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

•Pr

oces

sing

–C

ost o

f Goo

ds»

Cap

ital I

nves

tmen

ts»

Dos

age

Form

(Tab

let v

s. H

ard

Gel

atin

Cap

sule

s)»

Size

(6m

m T

able

t vs.

11m

m T

able

t)»

Shap

e (R

ound

Tab

let v

s. U

niqu

e Sh

aped

-K

eyed

Too

ls)

»Ex

cipi

ents

(Alte

rnat

e Su

pplie

rs)

»Pr

oces

sing

Effi

cien

cy (N

umbe

r of P

roce

ss S

teps

, Spe

ed o

f Pro

cess

ing,

Vo

lum

e of

Pro

cess

Failu

re R

ate

(Rej

ecte

d B

atch

es)

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

•M

arke

ting

–Ti

me

for D

evel

opm

ent

–Pa

tent

Pro

tect

ion

–C

ompe

titiv

e A

dvan

tage

»A

esth

etic

s (S

ize,

Sha

pe, C

olor

, Tas

te, P

ainl

ess)

»Pa

tient

Com

plia

nce

(Onc

e-A

-Day

vs

bid)

»Pr

ice

(Cos

t of G

oods

)

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

•R

egul

ator

y–

Doc

umen

ted

Form

ula,

Pro

cess

and

Pac

kagi

ng»

Act

ive

Ingr

edie

nts

»Ex

cipi

ents

»Te

stin

g M

etho

ds»

Spec

ifica

tions

»

Equi

pmen

Uni

t Ope

ratio

ns»

In-P

roce

ss C

ontr

ols

–Va

lidat

ion

of th

e Pr

oces

s–

Valid

atio

n of

the

Rel

ease

and

Sta

bilit

y Te

stin

g M

etho

ds–

Stab

ility

Rep

ort o

n Pa

ckag

e D

rug

Prod

uct (

Bul

k, P

rimar

y)–

Doc

umen

ts»

IND

, ND

As,

Val

idat

ion

Rep

orts

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

DO

SAG

E FO

RM

DES

IGN

Type

s of

For

mul

atio

ns

•R

oute

of A

dmin

istr

atio

n–

Ora

l–

Inje

ctab

le–

Topi

cal

–In

hala

tion

•Ti

me

Cou

rse

of D

rug

Rel

ease

–Im

med

iate

Rel

ease

–Su

stai

ned

Rel

ease

–C

ontr

olle

d R

elea

se–

Puls

ed R

elea

se•

Targ

eted

Rel

ease

–O

rgan

Spe

cific

–Ti

ssue

Spe

cific

(Tum

or)

–C

ell S

peci

fic

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

Dec

isio

n Tr

ee L

ogic

for F

irst i

nto

Man

For

mul

atio

n

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

Con

side

ratio

ns fo

r CSF

Dev

elop

men

t

•C

SF

= C

apsu

le

form

ulat

ion

–10

mg,

50

mg,

100

mg

–Fa

st d

isso

lutio

n ra

te–

Che

mic

ally

sta

ble

–N

o ch

ange

of d

isso

lutio

n up

on s

tabi

lity

•C

halle

nges

:–

Ver

y lim

ited

drug

su

bsta

nce

supp

ly (2

80 g

fo

r dev

elop

men

t and

cl

inic

al) -

Flex

ibili

ty w

ith

form

ulat

ion

requ

ired

•P

hysi

co-c

hem

ical

P

rope

rties

•Lo

g P

= 3

.4•

Log

D (p

H 6

.0) =

3.4

•(p

Ka1

~ 1.

5 (b

ase)

)•

pKa2

= 5.

33 (b

ase)

•pK

a3=

8.57

(aci

d)

•M

W fr

ee b

ase

= 40

0

•S

alt s

elec

tion

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

pH-S

olub

ility

Pro

file

•B

esyl

ate

coun

ter i

on

•S

o=

0.00

08 m

g/m

L at

25°

C•

pKa

= 5.

33•

MW

= 4

00

•pH

max

~ 2.

2•

pH o

f sat

urat

ed s

olut

ion

~ 2.

3 (0

.57

mg/

mL)

Bes

ylat

eM

onoh

ydra

teS

alt

Free

Bas

e

Solid

Pha

se:

pH max

0.0

0.5

1.0

1.5

2.0

03

69

pH

DRUG (mg/mL Base eq.)

Theo

retic

alFr

ee B

ase

Mal

eate

Sal

t

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

Solid

Sta

te C

hara

cter

izat

ion

No

chan

ge in

bes

ylat

e sa

lt up

on m

illing

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

Solid

Sta

te C

hara

cter

izat

ion

Siev

e d

Mille

d

Bes

ylat

e S

alt

•D

ehyd

ratio

n ~

130o C

•m

.p. ~

194

o C

Siev

ed

Mille

d

QA

D17

1 Fr

ee B

ase

•m

.p. =

296

.30o C

Sto

ichi

omet

ric m

onoh

ydra

te c

onfir

med

by:

–TG

A (~

3%

)–

DSC

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

Che

mic

al S

tabi

lity

•E

xcel

lent

sol

id s

tate

sta

bilit

y af

ter 1

wee

k at

:–

80o C

in ti

ght c

onta

iner

–80

o C/7

5% R

H

•N

on-h

ygro

scop

ic

•N

o de

tect

able

deg

rada

tion

afte

r 2 w

eeks

at 5

0o C w

ith 2

0% w

ater

(c

lose

d gl

ass

cont

aine

r)(1

mon

th d

ata

poin

t thi

s w

eek)

•pH

-rat

e pr

ofile

–N

o m

ajor

inst

abili

ty o

ver p

H 1

-13

afte

r:»

2 w

eeks

(4°C

to 5

0°C

1 da

y at

RT

unde

r lig

ht–

Som

e in

stab

ility

over

pH

1-1

3 un

der h

igh

inte

nsity

ligh

t

Glo

bal T

echn

ical

Res

earc

h &

Deve

lopm

ent

Exci

pien

t Com

patib

ility

•N

o m

ajor

inco

mpa

tibili

ty w

ith d

iluen

ts a

nd lu

bric

ants

not

ed b

y m

icro

calo

rimet

ry

•C

onve

ntio

nal H

PLC

stu

dies

–1%

dru

g lo

adin

g, 5

0°C

wet

and

dry

con

ditio

ns–

No

maj

or in

com

patib

ility

afte

r 2 w

eeks

–1

mon

th d

ata

this

wee

k

Ingr

edie

nts

Form

ulat

ion

12

34

56

78

910

1112

1314

1516

1718

1920

Ran

ge (%

)D

rug

5-50

ND

ND

ND

ND

ND

ND

ND

ND

ND

0.1

ND

ND

ND

ND

ND

ND

ND

ND

ND

ND

Lact

ose

30-8

0M

anni

tol

30-8

0A

vice

l10

-80

Star

ch 1

500

10-5

0M

g St

0.5-

2St

earic

ac.

2-5

Cut

ina

2-4

Cro

spov

idon

e2-

5C

rosc

arm

ello

se N

a2-

5N

a st

arch

gly

cola

te2-

8C

SD0.

1-0.

5T

alc

1-10

Povi

done

0.5-

5H

PMC

2-5

HPC

2-5

Gel

atin

Cap

sule

Deg

rada

tion

Pro

duct

s af

ter

2 w

eek

s at

50°

C w

ith

20%

Wat

er(%

)