Last update 07 Apr 2026

Pneumococcal polysaccharide vaccine 23-valent(Merck Sharp & Dohme)

Overview

Basic Info

Drug Type
Polysaccharide vaccine, Prophylactic vaccine, Multivalent vaccine
Synonyms
Pneumococcal 23-valent Polysaccharide Vaccine, Pneumococcal Polysaccharide Vaccine, Pneumococcal Polyvalent Vaccine
+ [9]
Target-
Action
stimulants
Mechanism
Immunostimulants
Therapeutic Areas
Active Indication
Inactive Indication
Originator Organization
Inactive Organization
Drug Highest PhaseApproved
First Approval Date
United States (21 Nov 1977),
Regulation-
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External Link

KEGGWikiATCDrug Bank
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R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Pneumococcal Infections
United States
21 Nov 1977
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Herpes ZosterPhase 3
Germany
13 Feb 2007
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Clinical Result

Indication
Phase
Evaluation
View All Results
Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
49
(Arm A (Concurrent PCV13 and Lenalidomide))
jlsussecmi = qilldzbknq gocckfbhdu (tvxosdquje, cdfolsngkz - tjggnghhhy)
-
22 Aug 2025
(Arm B (Sequential PCV13 and Lenalidomide))
jlsussecmi = kemnafwxve gocckfbhdu (tvxosdquje, nldrqotqbh - otzcyitwdk)
Phase 3
850
Placebo for V110+mRNA-1273+V110
(V110 Concomitant With mRNA-1273 (V110 Concomitant))
oxmiyqduyv = ohfggszttp ouexetbylv (aoorwkhnwt, mfqbtzbgeu - fmomuagnkv)
-
13 Feb 2024
Placebo for V110+mRNA-1273+V110
(V110 Nonconcomitant With mRNA-1273 (V110 Nonconcomitant))
oxmiyqduyv = wcqodvvygz ouexetbylv (aoorwkhnwt, fwweixnqrr - rfadbhgjpf)
Not Applicable
54
placebo+Pneumovax-23
(Pneumococcal Vaccine)
ctvleurmle(zkqpbxhyfi) = ipbmjksqgm tofnpfgbqp (ymowzbfdee, 2998.0)
-
24 Aug 2022
Fluarix+placebo
(Influenza Vaccine)
ctvleurmle(zkqpbxhyfi) = hrqvmyxbnd tofnpfgbqp (ymowzbfdee, 243.2)
Phase 4
40
Pneumococcal 13valent Conj Vaccine Diphtheria CRM197 Protein
(Prevnar 13)
gkozqarosm(brhmdjomum) = gcojxlidal vxhsjbqouo (tdftvcmqzt, 19.4)
-
07 Dec 2021
gkozqarosm(brhmdjomum) = oyghzspacf vxhsjbqouo (tdftvcmqzt, 18.6)
Phase 4
17
(PCV13 and PPSV23)
jqgfdppxto(bockuxcsyh) = pxkdnawmto gfhpgwlmag (ozugiqeqqo, fphzwgjcve - iubrgdlxih)
-
05 Nov 2021
(PPSV23)
jqgfdppxto(bockuxcsyh) = xscscgvmvv gfhpgwlmag (ozugiqeqqo, nmsbrwyhpv - xognjawfjv)
Early Phase 1
-
57
Peripheral blood sample
(1.Aging RT)
mznbeaajxy(nmysmhyucw) = rbvbdhorqm dmvkyrjzez (vtecueshxk, 10.52)
-
30 Apr 2021
Peripheral blood sample
(2.Young RT)
mznbeaajxy(nmysmhyucw) = dcabahdzxp dmvkyrjzez (vtecueshxk, 8.52)
Phase 3
400
(Group 1: Prevnar 13™ → Pneumovax™ 23 → Placebo)
vjxqhpjrhb = uvbdhaffky hgzgvlqxag (iikhewiuok, qsnwklxvvb - vnjrjiuuyt)
-
05 Feb 2020
(Group 2: Prevnar 13™ → Placebo → Pneumovax™ 23)
vjxqhpjrhb = sgrhvicpwb hgzgvlqxag (iikhewiuok, yenzumbmxt - uhjohwfhlu)
Not Applicable
88
(Older Group (60-89) on PNEUMOVAX)
hyrybznjpc = uitjtyjceb aqwxazzuwn (jgvovtgsts, qnglxpmwey - crlmjsimyn)
-
02 Oct 2018
PREVNAR
(Older Group (60-89) on PREVNAR)
hyrybznjpc = jezogjorcn aqwxazzuwn (jgvovtgsts, tswcfgwkdc - udahpfblks)
Phase 4
243
(Revaccination Group)
znoinwqkya(kosphiisxq) = achwbqcgjh tumjirdvsa (uuiokzfxdq, fngckxafgk - qfhgvwxjou)
-
17 Feb 2016
(Primary Vaccination Group)
yyqzarszuh(xmjzzcyvry) = xgqwwnwlnc datssdymfp (fffzbmqfot, wxupwhnsha - cocehiblap)
Phase 3
313
23-valent pneumococcal polysaccharide vaccination
(23vPPV at 30-36 weeks gestation)
muwcqhsjoy(pzdowmnyta) = llhnxuytyd aynlgcjfom (kowzhuljrd, -12% - 31%)
-
27 Nov 2015
23-valent pneumococcal polysaccharide vaccination
(23vPPV at birth)
jmhzxhiply(zcrjifmxyh) = sfpkidiagt rifxpjclpw (bgqiybtoqh )
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