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Details

Stereochemistry ACHIRAL
Molecular Formula He
Molecular Weight 4.002602
Optical Activity NONE
Defined Stereocenters 0 / 0
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of Helium

SMILES

[He]

InChI

InChIKey=SWQJXJOGLNCZEY-UHFFFAOYSA-N
InChI=1S/He

HIDE SMILES / InChI

Description

Helium is a chemical element with symbol He and atomic number 2. It is inert, non-toxic odorless gas. In medicine, helium is used to help the flow of oxygen in diseases such as bronchitis, or to assist breathing if part of lungs fails to expand. The mixture of helium and oxygen is known as heliox.

Originator

Approval Year

1934
12
Conditions

Conditions

ConditionModalityTargetsHighest PhaseProduct
Inactive ingredient
Approved
8583
Unknown

Approved Use

Medical Helium is a very light gas and flows through openings in the lungs with obstructions much more easily than other medical gases. Medical Helium will always be given to you with Medical Oxygen. Medical Helium is used to assist you to breathe if part of the lung fails to expand.
Inactive ingredient
Phase III
665
Unknown

Approved Use

Unknown
Inactive ingredient
Not Provided
511
Unknown

Approved Use

Unknown
PubMed

PubMed

TitleDatePubMed
A Multicenter Randomized Trial Assessing the Efficacy of Helium/Oxygen in Severe Exacerbations of Chronic Obstructive Pulmonary Disease.
2017-04-01
Evaluation of lung function and deposition of aerosolized bronchodilators carried by heliox associated with positive expiratory pressure in stable asthmatics: a randomized clinical trial.
2013-08
Heliox therapy in bronchiolitis: phase III multicenter double-blind randomized controlled trial.
2013-04
Patents

Patents

US4701200
1
WO2003049791
1

Sample Use Guides

In Vivo Use Guide
Medical helium is administered by inhalation.
Route of Administration: Respiratory
In Vitro Use Guide
Unknown
Name Type Language
Helium
FCC   HSDB   MART.   MI   USP   VANDF   WHO-DD  
Systematic Name English
E-939
Preferred Name English
INS NO.939
Code English
INS-939
Code English
HELIUM [FCC]
Common Name English
HELIUM [VANDF]
Common Name English
HELIUM [USP MONOGRAPH]
Common Name English
HELIUM [MART.]
Common Name English
HELIUM [EP MONOGRAPH]
Common Name English
HELIUM [MI]
Common Name English
Helium [WHO-DD]
Common Name English
HELIUM-4
Common Name English
HELIUM [HSDB]
Common Name English
HELIUM [GREEN BOOK]
Common Name English
Classification Tree Code System Code
JECFA EVALUATION INS-939
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
CFR 21 CFR 184.1355
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
NCI_THESAURUS C1940
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
WHO-VATC QV03AN03
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
WHO-ATC V03AN03
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
Code System Code Type Description
CHEBI
33681
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
DAILYMED
206GF3GB41
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
MERCK INDEX
m5935
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY Merck Index
CHEBI
30217
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
HSDB
553
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
EVMPD
SUB21877
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PRIMARY
DRUG BANK
DB09155
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
FDA UNII
206GF3GB41
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
NCI_THESAURUS
C85242
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
CAS
7440-59-7
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
WIKIPEDIA
Helium atom
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
ECHA (EC/EINECS)
231-168-5
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
CHEBI
30219
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
MESH
D006371
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
DRUG CENTRAL
4262
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
SMS_ID
100000088515
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
EPA CompTox
DTXSID7036402
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
ChEMBL
CHEMBL1796997
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
PUBCHEM
23987
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY
RXCUI
5140
Created by admin on Mon Mar 31 18:23:10 GMT 2025 , Edited by admin on Mon Mar 31 18:23:10 GMT 2025
PRIMARY RxNorm
ACTIVE MOIETY
Structure of Helium
NIH
NCATS
PRIVACY NOTICE
ACCESSIBILITY
DISCLAIMER
HHS VULNERABILITY DISCLOSURE
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