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Drug ReportsLactulose
Lactulose
Generlac, Lactulose (lactulose) is a small molecule pharmaceutical. Lactulose was first approved as Cephulac on 1982-01-01. It is used to treat constipation and hepatic encephalopathy in the USA.
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Commercial
Therapeutic Areas
Therapeutic Area
MeSH
digestive system diseasesD004066
nervous system diseasesD009422
nutritional and metabolic diseasesD009750
signs and symptoms pathological conditionsD013568
Trade Name
FDA
EMA
Generlac, Lactulose (discontinued: Acilac, Cephulac, Cholac, Chronulac, Constilac, Constulose, Duphalac, Enulose, Evalose, Heptalac, Lactulose, Laxilose, Portalac)
Drug Products
FDA
EMA
New Drug Application (NDA)
New Drug Application (NDA)
Abbreviated New Drug Application (ANDA)
Abbreviated New Drug Application (ANDA)
Lactulose
Tradename
Company
Number
Date
Products
CEPHULACSanofiN-017657 DISCN1982-01-01
1 products, RLD
CHRONULACSanofiN-017884 DISCN1982-01-01
1 products, RLD
LACTULOSESolvay PharmaceuticalsN-017906 DISCN1982-01-01
1 products
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Labels
FDA
EMA
Brand Name
Status
Last Update
constuloseANDA2022-06-01
enuloseANDA2024-12-18
generlacANDA2024-07-16
kristaloseANDA2018-09-17
lactuloseANDA2025-09-26
lactulose solutionANDA2025-02-02
Indications
FDA
EMA
Indication
Ontology
MeSH
ICD-10
constipation—D003248K59.0
hepatic encephalopathy—D006501K72.91
Agency Specific
FDA
EMA
No data
Patent Expiration
No data
ATC Codes
A: Alimentary tract and metabolism drugs
— A06: Drugs for constipation
— A06A: Drugs for constipation
— A06AD: Osmotically acting laxatives
— A06AD11: Lactulose
— A06AD61: Lactulose, combinations
HCPCS
No data
Clinical
Clinical Trials
207 clinical trials
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Indications Phases 4
Indication
MeSH
Ontology
ICD-10
Ph 1
Ph 2
Ph 3
Ph 4
Other
Total
Hepatic encephalopathyD006501—K72.91487161851
Brain diseasesD001927—G93.40184101435
Liver cirrhosisD008103EFO_0001422K74.016571631
ConstipationD003248—K59.01376925
FibrosisD005355——15451324
Irritable bowel syndromeD043183EFO_0000555K58—1—21013
Acute-on-chronic liver failureD065290——2111611
End stage liver diseaseD058625EFO_1001311K72.1—22159
Liver failureD017093—K72.9—11248
Hepatic insufficiencyD048550———11338
Show 23 more
Indications Phases 3
Indication
MeSH
Ontology
ICD-10
Ph 1
Ph 2
Ph 3
Ph 4
Other
Total
ColonoscopyD003113———11—35
Abdominal painD015746EFO_0003766R10.9——1—34
Critical illnessD016638————2—13
AscitesD001201—R18——1—12
Digestive system diseasesD004066EFO_0000405K92.9—11—12
CandidiasisD002177—B37—12——2
Vulvovaginal candidiasisD002181EFO_0007543B37.3—12——2
DeliriumD003693—R41.0——1——1
Systemic sclerodermaD012595EFO_0000717M34——1——1
Interstitial lung diseasesD017563EFO_0004244J84.9——1——1
Show 11 more
Indications Phases 2
Indication
MeSH
Ontology
ICD-10
Ph 1
Ph 2
Ph 3
Ph 4
Other
Total
InflammationD007249MP_0001845——1——23
SepsisD018805EFO_0001420A41.9—1——12
InfectionsD007239EFO_0000544——1——12
Covid-19D000086382—U07.1—2———2
HypertensionD006973EFO_0000537I10—1———1
Multiple myelomaD009101—C90.0—1———1
Plasma cell neoplasmsD054219———1———1
Non-hodgkin lymphomaD008228—C85.9—1———1
LymphomaD008223—C85.9—1———1
Large b-cell lymphoma diffuseD016403—C83.3—1———1
Show 9 more
Indications Phases 1
Indication
MeSH
Ontology
ICD-10
Ph 1
Ph 2
Ph 3
Ph 4
Other
Total
Healthy volunteers/patients———2———46
Insulin resistanceD007333EFO_0002614E88.8191———12
Crohn diseaseD003424EFO_0000384K501———12
Prediabetic stateD011236EFO_1001121R73.031————1
Opioid-related disordersD009293EFO_0005611F111————1
Gastric emptyingD005746——1————1
Postural orthostatic tachycardia syndromeD054972—G90.A1————1
Orthostatic intoleranceD054971——1————1
BurnsD002056—T30.01————1
Premature birthD047928EFO_0003917O601————1
Show 6 more
Indications Without Phase
Indication
MeSH
Ontology
ICD-10
Ph 1
Ph 2
Ph 3
Ph 4
Other
Total
Communicable diseasesD003141——————22
Blind loop syndromeD001765EFO_0007175K90.2————22
Inflammatory bowel diseasesD015212EFO_0003767—————22
Graft vs host diseaseD006086—D89.81————11
Colonic diseasesD003108——————11
Iron-deficiency anemiaD018798—D50————11
Iron deficienciesD000090463—E61.1————11
Metabolic diseasesD008659EFO_0000589E88.9————11
Growth disordersD006130——————11
Gastrointestinal motilityD005769——————11
Show 40 more
Epidemiology
Epidemiological information for investigational and approved indications
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Drug
General
Drug common nameLactulose
INNlactulose
Description
Lactulose is a synthetic galactosylfructose disaccharide used in the treatment of constipation and hepatic encephalopathy. It has a role as a laxative and a gastrointestinal drug.
Classification
Small molecule
Drug class—
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Structure (InChI/SMILES or Protein Sequence)
OC[C@H]1O[C@](O)(CO)[C@@H](O)[C@@H]1O[C@@H]1O[C@H](CO)[C@H](O)[C@H](O)[C@H]1O
Identifiers
PDB—
CAS-ID4618-18-2
RxCUI—
ChEMBL IDCHEMBL296306
ChEBI ID6359
PubChem CID11333
DrugBankDB00581
UNII ID9U7D5QH5AE (ChemIDplus, GSRS)
Target
No data
Variants
No data
Financial
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$
€
£
â‚£
Kristalose – Cumberland Pharmaceuticals
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Estimated US medical usage
Lactulose
Total medical expenditures per year (USD, in millions)
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Number of persons purchased
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Trends
PubMed Central
Top Terms for Disease or Syndrome:
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Additional graphs summarizing 13,791 documents
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Safety
Black-box Warning
No Black-box warning
Adverse Events
Top Adverse Reactions
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5,056 adverse events reported
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