Riltozinameran

Identification

Summary

Riltozinameran is a component of a bivalent COVID-19 mRNA vaccine encoding the viral spike protein of Omicron variant lineage BA.1.

Generic Name
Riltozinameran
DrugBank Accession Number
DB17095
Background

The Omicron variant of SARS-CoV-2 is a variant of concern that was first reported in November 2021.2 It tends to cause less severe disease but is significantly more virulent than both the original virus and earlier variants (e.g. Delta).3 As of November 2022, it is the primary circulating variant of concern according to the World Health Organization.2 The Omicron variant comprises several distinct lineages and sublineages (e.g. BA.4, BA.5) which, although similar, may behave differently from one another.3

Riltozinameran is an mRNA vaccine encoding the S glycoprotein of SARS-CoV-2 Omicron variant lineage BA.1. It is administered in combination with tozinameran for active immunization against COVID-19 caused by SARS-CoV-2, including infection caused by Omicron BA.11

Type
Biotech
Groups
Approved, Investigational
Biologic Classification
Vaccines
Other vaccines
Synonyms
Not Available
External IDs
  • BNT162B2_B.1.1.529

Pharmacology

Indication

Riltozinameran, in combination with tozinameran (Comirnaty Original / Omicron BA.1), is indicated in patients ≥12 years of age as a booster dose for active immunization against COVID-19 caused by SARS-CoV-2.1 It may be given 3 to 6 months after completion of a primary course of Comirnaty and/or a previous booster dose of Comirnaty.

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Associated Conditions
Indication TypeIndicationCombined Product DetailsApproval LevelAge GroupPatient CharacteristicsDose Form
Used in combination to preventNovel coronavirus infectious disease (covid-19)Combination Product in combination with: Tozinameran (DB15696)•••••••••••••••••••••• ••••••••••
Contraindications & Blackbox Warnings
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Pharmacodynamics

Not Available

Mechanism of action

Riltozinameran is a nucleoside-modified mRNA encapsulated in lipid nanoparticles that facilitate the delivery of the mRNA into human cells.1 Once inside the host cells, the mRNA is translated by host machinery to produce a modified SARS-CoV-2 spike (S) protein - specifically the S protein of the Omicron BA.1 variant lineage - which is subsequently recognized by the host immune system. Both neutralizing antibody and cellular immune responses are elicited in response to the vaccine, which helps protect against SARS-CoV-2 infection.

Absorption

Not Available

Volume of distribution

Not Available

Protein binding

Not Available

Metabolism
Not Available
Route of elimination

Not Available

Half-life

Not Available

Clearance

Not Available

Adverse Effects
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Toxicity

There are no data regarding overdose with riltozinameran. In the event of a suspected overdose, monitoring of vital functions and symptomatic treatment is recommended.1

Pathways
Not Available
Pharmacogenomic Effects/ADRs
Not Available

Interactions

Drug Interactions
This information should not be interpreted without the help of a healthcare provider. If you believe you are experiencing an interaction, contact a healthcare provider immediately. The absence of an interaction does not necessarily mean no interactions exist.
Not Available
Food Interactions
No interactions found.

Products

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Mixture Products
NameIngredientsDosageRouteLabellerMarketing StartMarketing EndRegionImage
Comirnaty Original/omicron Ba.1Riltozinameran (15 mcg / 0.3 mL) + Tozinameran (15 mcg / 0.3 mL)SuspensionIntramuscularBiontech Manufacturing GmbhNot applicableNot applicableCanada flag

Categories

Drug Categories
Classification
Not classified
Affected organisms
  • Humans and other mammals

Chemical Identifiers

UNII
72JR7XDV94
CAS number
2749948-25-0

References

General References
  1. Health Canada Product Monograph: Comirnaty Original & Omicron BA.1 (tozinameran/riltozinameran) suspension for intramuscular injection [Link]
  2. WHO: Tracking SARS-CoV-2 Variants [Link]
  3. CDC COVID-19: Variants of the Virus [Link]
Not Available

Clinical Trials

Clinical Trials
PhaseStatusPurposeConditionsCount
3Not Yet RecruitingPreventionCoronavirus Disease 2019 (COVID‑19) / Vaccines1
Not AvailableActive Not RecruitingNot AvailableAnesthetics Adverse Reaction / Coronavirus Disease 2019 (COVID‑19) / Safety / Vaccines1

Pharmacoeconomics

Manufacturers
Not Available
Packagers
Not Available
Dosage Forms
FormRouteStrength
SuspensionIntramuscular
Prices
Not Available
Patents
Not Available

Properties

State
Liquid
Experimental Properties
Not Available

Drug created at November 09, 2022 16:56 / Updated at March 11, 2023 21:11