Lactulose

Chemical formula: C₁₂H₂₂O₁₁  Molecular mass: 342.297 g/mol  PubChem compound: 11333

Active ingredient description

Lactulose is a synthetic disaccharide which is metabolised by gastro-intestinal bacterial flora to low molecular weight acids (chiefly lactic and acetic acids). There is no endogenous metabolising enzyme in the human gut. Its mode of action in constipation is as an osmotic agent producing soft stools.

Medicine classification

This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:

ATC code Group title Classification
A06AD11 Lactulose A Alimentary tract and metabolism → A06 Laxatives → A06A Laxatives → A06AD Osmotically acting laxatives
Discover more medicines within A06AD11

Product monographs

Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):

Title Information Source Document Type  
LACTUGAL Oral solution Medicines & Healthcare Products Regulatory Agency (GB) MPI, EU: SmPC

Structural formula

Graphic representation of the active ingredient's molecular structure

External identifiers

CAS Substance: 4618-18-2
DrugBank Drug: DB00581
KEGG Drug: D00352
PubChem Compound: 11333
RxNorm Ingredient: 6218
SNOMED-CT Concept: 273945008
Lactulose (substance)
UNII Identifier: 9U7D5QH5AE
LACTULOSE

Medicines

Lactulose is an active ingredient of these brands:

United States (US)

Austria (AT)

Croatia (HR)

Cyprus (CY)

Estonia (EE)

Finland (FI)

France (FR)

Israel (IL)

Japan (JP)

Lithuania (LT)

Malta (MT)

Mexico (MX)

Netherlands (NL)

New Zealand (NZ)

Nigeria (NG)

Poland (PL)

Romania (RO)

Singapore (SG)

Spain (ES)

Tunisia (TN)

United Kingdom (UK)

Note the following: The list of brand names is continuously updated, and thus does not include the total of products circulating worldwide.

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