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Pharmacoeconomic Report: Esketamine Hydrochloride (Spravato): (Janssen Inc.): Indication: Major Depressive Disorder in Adults [Internet]. Ottawa (ON): Canadian Agency for Drugs and Technologies in Health; 2021 Apr.

Cover of Pharmacoeconomic Report: Esketamine Hydrochloride (Spravato)

Pharmacoeconomic Report: Esketamine Hydrochloride (Spravato): (Janssen Inc.): Indication: Major Depressive Disorder in Adults [Internet].

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Appendix 1Cost Comparison Table

The comparators presented in the following table have been deemed to be appropriate based on feedback from clinical expert(s). Comparators may be recommended (appropriate) practice or actual practice. Existing Product Listing Agreements are not reflected in the table and, as such, the table may not represent the actual costs to public drug plans.

Table 8CADTH Cost Comparison Table for Treatment-Resistant Major Depressive Disorder

Drug/comparatorStrength (mg)Dosage formPrice ($)Recommended dose (mg)Average weekly drug cost ($)Average annual drug cost ($)
Esketamine (Spravato)28Intranasal spray273.0000a

Week 1 to week 4: 2 sessions per week; day 1: 56; subsequent days: 56 or 84

Week 5 to week 8: 56 or 84 once weekly

Weeks ≥ 9: 56 or 84 every 2 weeks or once weekly

Week 1: 1,092 to 1,365

Weeks 2 to 4: 1,092 to 1,638

Weeks 5 to 8: 546 to 819

Weeks ≥ 9: 273 to 819

Year 1: 18,564 to 45,591

≥ 2 Years: 14,196 to 42,588

NMDA receptor antagonist
Ketamine (generic)

10 mg/mL

50 mg/mL

Vial

1.6454b

5.1975b

0.5 mg/kg intravenously infused for 40 minutes 1 to 3 times weeklyc5.20 to 15.59c270 to 811c
SNRIs
Desvenlafaxine (generic)

50

100

ER tablet

2.3409

2.3409

50 to 100 daily16.39854
Duloxetine (generic)

30

60

DR capsule

0.4814

0.9769

60 daily6.84357
Venlafaxine (generic)

37.5

75

150

ER capsule

0.0913

0.1825

0.1927

75 to 225 daily1.28 to 2.6367 to 137
SSRIs
Citalopram (generic)d

20

40

Tablet0.133220 to 60 daily0.93 to 1.8649 to 146
Escitalopram (generic)

10

20

OD tablet

1.3199

1.4052

10 to 20 daily9.24 to 9.84482 to 513

10

20

Tablet

0.3109

0.3310

2.18 to 2.32114 to 121
Fluoxetine (generic)

10

20

Capsule

0.3404e

0.3311

20 to 60 daily2.32 to 2.98121 to 363
Fluvoxamine (generic)d

50

100

Tablet

0.2105

0.3783

100 to 300 dailyf2.65 to 7.94138 to 430
Paroxetine (generic)

20

30

Tablet

0.3250

0.3453

20 to 50 daily2.28 to 4.69119 to 245
Sertraline (generic)d

25

50

100

Capsule

0.1516

0.3032

0.3303

50 to 200 daily2.12 to 4.62111 to 241
Vortioxetine (Trintellix)

5

10

20

Tablet

2.8148

2.9484

3.2011

10 to 20 daily20.64 to 22.411,077 to 1,169
Norepinephrine -dopamine reuptake inhibitor
Bupropion (generic)

100

150

SR capsule

0.1547

0.2298

100 to 150 daily1.08 to 1.6157 to 84

150

300

ER capsule

0.1463

0.2927

150 to 300 daily1.02 to 2.0553 to 107
Alpha-2 adrenergic agonist
Mirtazapine (generic)d

15

30

45

OD tablet

0.0975

0.1950

0.2925

15 to 45 daily0.68 to 2.0536 to 107

15

30

45

Tablet

0.0975g

0.3100

0.2925g

DR = delayed release; ER = extended release; NMDA = N-methyl-D-aspartate; OD = orally disintegrating; SNRI = serotonin-norepinephrine reuptake inhibitor; SR = sustained release; SSRI = selective serotonin reuptake inhibitor.

Note: All prices are from the Ontario Drug Benefit Formulary (accessed February 2020) unless otherwise indicated and do not include dispensing fees.11 Annual costs are based on 365 days per year.

a

Sponsor-submitted price.

b

BC PharmaCare Formulary (February 2020). Prices for 10 mg/mL vials ($1.7770) and 50 mg/mL vials ($5.6133) were reduced based on the 8% markup for non-high drugs (daily cost less than $40.00).28

c

Dosing based on the mean baseline patient weight of 81.61 kg from the SUSTAIN-1 study and dose frequency based on clinical expert feedback. The current dosing is reflective of treatment in the acute phase, with reductions in dose (once weekly or once every 2 weeks) as part of maintenance.

d

Indicated for “depressive illness.”

e

Alberta Formulary (February 2020).29

f

According to the fluvoxamine product monograph, dosages above 150 mg should be divided so a maximum of 150 mg is given as the bedtime dose.30

g

Saskatchewan Formulary (February 2020).31

Table 9CADTH Cost Comparison Table for Treatment-Resistant Major Depressive Disorder – Second-Line or Third-Line Treatment

Drug/comparatorStrength (mg)Dosage formPrice ($)Recommended dose (mg)Average weekly drug cost ($)Average annual drug cost ($)
SNRIs (second line)
Levomilnacipran (Fetzima)

20

40

80

120

ER capsule

3.7007a

3.8400a

4.0947a

4.3720a

40 to 120 daily26.88 to 30.601,401 to 1,596
Serotonin reuptake inhibitors (second line)
Trazodone (generic)b

50

100

150

Tablet

0.0554

0.0989

0.1453

150 to 300 daily1.02 to 2.0361 to 106
Vilazodone (Viibryd)

10

20

40

FC tab

IR tab

IR tab

3.1257a

3.1257a

4.1603a

20 to 40 daily21.88 to 29.121,141 to 1,519
Reversible MAO-A inhibitor (second line)
Moclobemide (generic)b

100

150

300

Tablet

0.3400

0.5295

1.0399

300 to 600 daily7.28 to 14.56380 to 760
Tricyclic antidepressants (second line)
Amitriptyline (generic)b

10

25

50

75

Tablet

0.0435

0.0829

0.1540

0.3634c

75 to 150 daily2.54 to 3.2391 to 169
Clomipramine (generic)b

10

25

50

Tablet

0.2949

0.4020

0.7401

25 to 200 daily2.81 to 20.72147 to 1,081
Desipramine (generic)b

10

25

50

75

100

Tablet

0.4056d

0.3880

0.6838

0.9093

0.9507d

100 to 300 daily6.65 to 19.96347 to 1,042
Doxepin (generic)b

10

25

50

75

100

Capsule

0.2397

0.2940

0.5455

0.8066

1.3438

100 to 150 daily7.64 to 11.29398 to 589
Imipramine (generic)b

10

25

50

75

Tablet

0.1397

0.2573

0.5021

0.6727c

25 to 200 daily1.80 to 12.9394 to 674
Nortriptyline (Aventyl)b

10

25

Capsule

0.2570

0.5193

75 to 100 daily10.91 to 14.54569 to 759
Trimipramine (generic)b

12.5

25

50

75

100

Tablet

Tablet

Tablet

Capsule

Tablet

0.2156

0.2960

0.5795

0.7800

0.9889

150 to 300 daily10.98 to 20.77572 to 1,083
Irreversible MAO inhibitor (third line)
Phenelzine (Nardil)15Tablet0.466745 to 90 daily9.80 to 19.60511 to 1,023
Tranylcypromine (Parnate)b10Tablet0.405520 to 60 daily5.68 to 17.03296 to 889

ER = extended release; FC = film coated; IR = immediate release; MOA = monoamine oxidase; SNRI = serotonin-norepinephrine reuptake inhibitor.

Note: All prices are from the Ontario Drug Benefit Formulary (accessed February 2020) unless otherwise indicated and do not include dispensing fees.11 Annual costs are based on 365 days per year.

a

National wholesale price from Delta PA (accessed February 2020).32

b

Indicated for “depressive illness.”

c

Alberta Formulary (accessed February 2020).29

d

Saskatchewan Formulary (accessed February 2020).31

Table 10CADTH Cost Comparison Table for Treatment-Resistant Major Depressive Disorder – Adjunctive Treatment

Drug/comparatorStrength (mg)Dosage formPrice ($)Recommended dose (mg)Average weekly drug cost ($)Average annual drug cost ($)
First line
Aripiprazole (generic)

2

5

10

15

20

30

Tablet

0.8092

0.9046

1.0754

1.2692

1.0017

1.0017

2 to 15 daily5.66 to 8.88296 to 464
Quetiapine (generic)a

50

150

200

300

400

IR tablet

0.2501

0.4926

0.6661

0.9776

1.3270

150 to 300 daily3.45 to 6.84180 to 357
Risperidone (generic)a

0.25

0.5

1

2

3

4

Tablet

0.1036

0.1735

0.2397

0.4795

0.7180

0.9574

1 to 3 daily1.68 to 5.0387 to 262
Second line
Bupropion (generic)

100

150

SR capsule

0.1547

0.2298

100 to 150 daily1.08 to 1.6157 to 84

150

300

ER capsule

0.1463

0.2927

150 to 300 daily1.02 to 2.0553 to 107
Liothyronine (Cytomel)a

5 mcg

25 mcg

Tablet

1.3632b

1.4818b

25 mcg to 50 mcg daily10.37 to 20.75541 to 1,082
Lithium carbonate (generic)a

150

300

Capsule

0.0667

0.0657

600 to 1,200 daily0.92 to 1.8448 to 96
Mirtazapine (generic)a

15

30

45

OD tablet

0.0975

0.1950

0.2925

15 to 45 daily0.68 to 2.0536 to 107

15

30

45

Tablet

0.0975c

0.3100

0.2925c

Modafinil (generic)a100Tablet0.9293100 to 400 daily6.51 to 26.02339 to 1,357
Olanzapine (generic)a

2.5

5

7.5

10

15

Tablet

0.1772

0.3544

0.5316

0.7088

1.0631

2.5 to 101.24 to 4.9665 to 259

5

10

15

OD tablet

0.3574

0.7143

1.0711

5.00261
Third line (psychostimulants)
Methylphenidate (generic)

18

27

36

54

IR tablet

0.5246

0.6055

0.6863

0.8479

18 to 54 dailyd3.67 to 5.94191 to 309

CANMAT = Canadian Network for Mood and Anxiety Treatments; ER = extended release; IR = immediate release; OD = orally disintegrating; SR = sustained release.

Note: All prices are from the Ontario Drug Benefit Formulary (accessed February 2020) unless otherwise indicated and do not include dispensing fees.11 Annual costs are based on 365 days per year. Comparators were based on atypical antipsychotic drugs recommended as adjunctive agents for nonresponse or partial response to an antidepressant as listed in the CANMAT 2016 Guidelines.8

a

Dosing from the CANMAT 2016 Guidelines.8

b

Alberta Formulary (accessed February 2020).29

c

Saskatchewan Formulary (accessed February 2020).31

d

Dosing obtained from the study by Ravindran et al. (accessed 2008).33

Copyright © 2021 Canadian Agency for Drugs and Technologies in Health.

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Except where otherwise noted, this work is distributed under the terms of a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International licence (CC BY-NC-ND), a copy of which is available at http://creativecommons.org/licenses/by-nc-nd/4.0/

Bookshelf ID: NBK572205

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