Omalizumab
Anti-IgE — RESPIRATORY SYSTEM
Also known as: olizumab, rhuMab-E25, xolair
Data last refreshed: (DrugCentral release 2024-11-01)
Key facts
Omalizumab is a drug in the Anti-IgE class catalogued in DrugCentral. It was first approved by the FDA in 2003. Its mechanism of action is classified as IgE-directed Antibody Interactions. DrugCentral lists 1 molecular target, including IGHE. Recorded indications include Asthma, Chronic idiopathic urticaria and Seasonal allergic rhinitis.
- Drug class: Anti-IgE.
- Mechanism of action: IgE-directed Antibody Interactions.
- Molecular targets: IGHE (1 listed in DrugCentral).
- Indications: Asthma, Chronic idiopathic urticaria and Seasonal allergic rhinitis.
- ATC code: R03DX05 (Other systemic drugs for obstructive airway diseases).
Indications & contraindications
Drug–disease relationships curated by DrugCentral (OMOP / SNOMED concepts).
Indications (3)
- Asthma
- Chronic idiopathic urticaria
- Seasonal allergic rhinitis
Mechanism & targets
| Mechanism of action (MoA) | IgE-directed Antibody Interactions |
|---|---|
| Established pharmacologic class | Anti-IgE |
Molecular targets (1)
| Target | Gene | Action | Activity |
|---|---|---|---|
| Ig epsilon chain C region | IGHE | other | Kd 8.16 |
Regulatory approvals (3)
| Date | Agency | Marketed as | Applicant | Orphan |
|---|---|---|---|---|
| 2009-01-21 | PMDA | — | Novartis Pharma K.K. | |
| 2005-10-25 | EMA | — | Novartis Europharm Ltd | |
| 2003-06-20 | FDA | — | GENENTECH |
ATC classification
| ATC code | Therapeutic hierarchy |
|---|---|
R03DX05 | RESPIRATORY SYSTEM › DRUGS FOR OBSTRUCTIVE AIRWAY DISEASES › OTHER SYSTEMIC DRUGS FOR OBSTRUCTIVE AIRWAY DISEASES › Other systemic drugs for obstructive airway diseases |
Reported adverse-event signals
Strongest FDA FAERS disproportionality signals (log-likelihood ratio). A signal is a statistical association in spontaneous reports, not proof that the drug causes the event.
| MedDRA term | LLR |
|---|---|
| No adverse event | 13123.5 |
| Urticaria | 4781.7 |
| Wheezing | 3449.4 |
| Anaphylactic reaction | 3172.3 |
| Forced expiratory volume decreased | 3013.0 |
| Cough | 2642.0 |
| Sputum discoloured | 1971.0 |
| Dyspnoea | 1945.8 |
| Obstructive airways disorder | 1841.3 |
| Productive cough | 1543.4 |
| Asthma | 1530.6 |
| Middle insomnia | 1368.7 |
Chemical structure
| Molecular formula | — |
|---|---|
| Molecular weight | — |
| CAS number | 242138-07-4 |
| InChIKey | — |
| PubChem CID | — |
Frequently asked questions
Answers are generated from the structured data on this page, not written by hand.
What is Omalizumab used for?
DrugCentral lists the following indications for Omalizumab: Asthma, Chronic idiopathic urticaria and Seasonal allergic rhinitis.
How does Omalizumab work?
Omalizumab is classified as IgE-directed Antibody Interactions; its molecular targets in DrugCentral include IGHE.
When was Omalizumab first approved?
Omalizumab was first approved by the FDA in 2003.
What drug class does Omalizumab belong to?
Omalizumab is in the Anti-IgE class.
Browse: all drugs starting with O · drug guides by category · protein targets A–Z.
Sources
- DrugCentral drug card 4972 — structure, indications, targets, approvals, pharmacologic classes (CC BY-SA 4.0)
- ChEMBL CHEMBL1201589 — compound record and bioactivity
- DrugBank DB00043 — drug record
- FDA UNII 2P471X1Z11 — substance identity
- DailyMed: FDA labels for Omalizumab — current prescribing information (label search)
- UniProt P01854 (IGHE) — target protein
- FDA Adverse Event Reporting System (openFDA FAERS) — adverse-event signals, as aggregated by DrugCentral
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