Drug ID:Drug26
Drug Name:Mesalazine
CID:4075
DrugBank ID:DB00244
Modality:Small Molecule
Groups:approved
US Approved:YES
Other Approved:YES
Identifier: NCT05992142, , NCT01532648, , NCT02665845, , NCT00603733, , NCT02683759, , NCT03804931, , NCT01320436, , NCT00984568, , NCT00167882, , NCT00713310, , NCT01004185, , NCT01903252, , NCT00151892, , NCT00349388, , NCT05753267, , NCT05781698, , NCT05988528, , NCT05567068, , NCT05986136, , NCT05119
Molecular Formula:C7H7NO3
Molecular Weight:153.14 g/mol
Isomeric SMILES:C1=CC(=C(C=C1N)C(=O)O)O
Synonyms:5-Aminosalicylic acid; mesalamine; Mesalazine; 89-57-6; 5-Amino-2-hydroxybenzoic acid; 5-ASA; m-Aminosalicylic acid; Lialda; Fisalamine; Apriso
Phase 0: 1
Phase 1: 39
Phase 2: 43
Phase 3: 94
Phase 4: 27
Description:An anti-inflammatory agent, structurally related to the salicylates, which is active in inflammatory bowel disease. It is considered to be the active moiety of sulphasalazine. (From Martindale, The Extra Pharmacopoeia, 30th ed)

Molecular Structure

2D Molecular Structure

Knowledge Graph

dtIDCIDCompound NameGene IDGene NameSpeciesPubMed IDsAction
dt238 4075 Mesalamine 3028 HSD17B10 Homo sapiens (human) None
dt239 4075 Mesalamine 2744 GLS Homo sapiens (human) None
dt240 4075 Mesalamine 3586 IL10 Homo sapiens (human) None
dt241 4075 Mesalamine 5743 PTGS2 Homo sapiens (human) Inhibitor
dt242 4075 Mesalamine 5742 PTGS1 Homo sapiens (human) Inhibitor
dt243 4075 Mesalamine 240 ALOX5 Homo sapiens (human) Inhibitor
dt244 4075 Mesalamine 5468 PPARG Homo sapiens (human) Agonist
dt245 4075 Mesalamine 1147 CHUK Homo sapiens (human) Inhibitor
dt246 4075 Mesalamine 3551 IKBKB Homo sapiens (human) Inhibitor
dt247 4075 Mesalamine 4843 NOS2 Homo sapiens (human) 17503181 Inhibitor

  • No data available

Phase Distribution
Phase Description
  • Phase 0: Exploratory trials to assess drug behavior in humans
  • Phase 1: Safety trials to determine safe dosage range
  • Phase 2: Efficacy trials to evaluate therapeutic effects
  • Phase 3: Large-scale trials to confirm efficacy and safety
  • Phase 4: Post-marketing surveillance for long-term safety and efficacy

Trial IDTitlePhaseStatusSponsorIndicationsInterventions
NCT05538026 Effectiveness of Fecal Microbiota Transplantation as add-on Therapy in Mild-to-moderate Ulcerative Colitis NA COMPLETED Bogomolets National Medical University Ulcerative Colitis Chronic Mild|Inflammatory Bowe… DRUG: Mesalazine|BIOLOGICAL: Fecal transplantation Details
NCT05386290 A Multicentered Prospective Cohort Study of Chinese IBD Patients NULL UNKNOWN Peking Union Medical College Hospital Ulcerative Colitis|Crohn Disease DRUG: Infliximab|DRUG: Vedolizumab|DRUG: Ustekinu… Details
NCT05205603 Efficacy of Mesalazine Combined With Biologics in the Treatment of Moderate to Severe Ulcerative Colitis PHASE4 UNKNOWN Sixth Affiliated Hospital, Sun Yat-sen University Ulcerative Colitis|Efficacy, Self|Biologics|Mesal… DRUG: Infliximab|DRUG: Vedolizumab|DRUG: Mesalazi… Details
NCT04276649 A Retrospective Analysis: the Influence of Caltrate Supplement on the Effect of Mesalazine in Ulcerative Colitis NULL COMPLETED Second Affiliated Hospital of Wenzhou Medical University Ulcerative Colitis|Vitamin D Deficiency|Vitamin D… DRUG: Caltrate Details
NCT04133194 Adherence of a 1.600 mg Single Tablet 5-ASA Treatment of Ulcerative Colitis PHASE4 UNKNOWN Flemming Bendtsen Ulcerative Colitis DRUG: Mesalazine|DRUG: Mesalazine Details
NCT03917095 The Safety and Efficacy of TET Enema in the Treatment of UC NA UNKNOWN The Second Hospital of Nanjing Medical University Ulcerative Colitis Chronic Mild|Ulcerative Coliti… DEVICE: The Colonic Transendoscopic enteral Tubin… Details
NCT03441893 Role of Intestinal Protozoa and Helminths in the Course of Ulcerative Colitis PHASE1|PHASE2 UNKNOWN Research Institute of Epidemiology, Microbiology and Infectious Diseases, Uzbekistan Ulcerative Colitis|Ulcerative Colitis Exacerbatio… DIAGNOSTIC_TEST: parasitological diagnostics (cop… Details
NCT03412682 To Evaluate the Efficacy and Safety of FE 999315 in Japanese Subjects With Mild to Moderate Active Ulcerative Colitis PHASE3 COMPLETED Ferring Pharmaceuticals Colitis, Ulcerative DRUG: Budesonide (6 mg)|DRUG: Budesonide (9 mg)|D… Details
NCT03110198 Mesalazine With Hydrocortisone Sodium Succinate Enema for 4-Week Treatment in Patients With Ulcerative Colitis PHASE4 UNKNOWN Xijing Hospital of Digestive Diseases Ulcerative Colitis, Unspecified DRUG: Mesalazine|DRUG: hydrocortisone sodium succ… Details
NCT03104036 Faecal Bacteriotherapy for Ulcerative Colitis PHASE2 COMPLETED Institute for Clinical and Experimental Medicine Ulcerative Colitis OTHER: Faecal bacterial transplantation|DRUG: Mes… Details
NCT02769494 The Efficacy of Topical Mesalazine Sustained-Release Tablets in Crohn's Disease Patients With Oral Ulcer PHASE3 WITHDRAWN Xijing Hospital of Digestive Diseases Crohn's Disease|Oral Ulcer DRUG: Mesalazine Sustained-Release Tablets|DRUG: … Details
NCT02537210 Aminosalicylic Acid Withdrawal Study in Long Standing Inactive Ulcerative Colitis NA COMPLETED Chinese University of Hong Kong Colitis, Ulcerative|Aminosalicylic Acid DRUG: Mesalazine|DRUG: Placebo oral capsule Details
NCT02368717 An Efficacy and Safety Study of PENTASA in Chinese Patients With Left-sided Active Ulcerative Colitis Followed by a 24-Week Open-Label Extension Phase PHASE3 COMPLETED Ferring Pharmaceuticals Ulcerative Colitis DRUG: Mesalazine Enema|DRUG: Placebo Enema Details
NCT02335281 Standardized Fecal Microbiota Transplantation for Inflammatory Bowel Disease PHASE2 UNKNOWN Yanling Wei Inflammatory Bowel Disease|Ulcerative Colitis|Cro… PROCEDURE: FMT|DRUG: Mesalazine Details
NCT02261636 Induction and Maintenance of Remission With Pentasa as Ulcerative Colitis Treatment NULL COMPLETED Ferring Pharmaceuticals Ulcerative Colitis DRUG: mesalazine Details
NCT02190526 Effects of Mesalamine and Amitriptyline on Irritable Bowel Syndrome PHASE4 WITHDRAWN Tehran University of Medical Sciences Diarrhea- Predominant Irritable Bowel Syndrome|Qu… DRUG: Mesalazine(asacol 800 mg)|DRUG: Amitriptyli… Details
NCT02093663 Safety and Efficacy of MMX Mesalamine/Mesalazine in Pediatric Subjects With Mild to Moderate Ulcerative Colitis PHASE3 COMPLETED Shire Ulcerative Colitis DRUG: MMX Mesalamine/Mesalazine (Low Dose)|DRUG: … Details
NCT02044952 Efficacy and Safety Study of Tripterygium Glycoside in the Treatment of Crohn's Disease for Induction Remission PHASE2|PHASE3 UNKNOWN Zhu Weiming Inflammatory Bowel Diseases|Crohn's Disease|Gastr… DRUG: Mesalazine, Tripterygium glycosides Details
NCT01745770 TID 1000 mg Mesalazine Versus TID 2x500 mg Mesalazine in Active Ulcerative Colitis (UC) PHASE3 COMPLETED Dr. Falk Pharma GmbH Active Ulcerative Colitis DRUG: Mesalazine - TID 1000 mg|DRUG: Mesalazine -… Details
NCT01699438 Mesalazine Treatment in IBS (The MIBS Study) PHASE2 COMPLETED Hans Törnblom Irritable Bowel Syndrome DRUG: Mesalazine|DRUG: Placebo Details

Disease IDDisease NameDefinitionCategoryRelated DrugsMechanism
No data available

Strategy IDTherapeutic StrategySynonymsRelated DrugsMechanism
S01 Anti-inflammatory inflammatory 5-Aminosalicylates (5-ASAs); corticosteroids Crohn's disease and ulcerative colitis are the two main com… Details

Randomised clinical trial: delayed-release oral mesalazine 4.8 g/day vs. 2.4 g/…

PMID: 21255059
Year: 2011
Relationship Type: Treatment Score: 7.1

BACKGROUND: Recent studies have focused on the importance of mucosal healing in ulcerative colitis (UC). However, it was still unclear whether higher…

Randomised clinical trial: a comparative dose-finding study of three arms of du…

PMID: 21138455
Year: 2011
Relationship Type: Treatment Score: 7.1

BACKGROUND: Comparative data regarding different regimens of oral mesalazine (mesalamine) for maintaining remission in ulcerative colitis are limited…

Randomised clinical trial: herbal extract HMPL-004 in active ulcerative colitis…

PMID: 21114791
Year: 2011
Relationship Type: Treatment Score: 7.1

BACKGROUND: Andrographis paniculata is an herbal mixture used to treat inflammatory diseases. An extract of the herb, HMPL-004, inhibits TNF-alpha an…

An unusual case of mesalazine intoxication: oral and rectal overloading of the …

PMID: 20670990
Year: 2011
Relationship Type: Association Score: 7.1

Drugs containing 5-acetylsalicylic acid (5-ASA) have been commonly used for inflammatory bowel diseases for more than half a century, but no case abo…

Oral beclomethasone dipropionate in pediatric active ulcerative colitis: a comp…

PMID: 20179636
Year: 2010
Relationship Type: Treatment Score: 7.1

OBJECTIVE: The objective of the study was to evaluate the clinical efficacy of oral beclomethasone diproprionate (BDP) in inducing clinical and endos…

Review article: mechanisms of action of mesalazine in preventing colorectal car…

PMID: 12950415
Year: Unknown
Relationship Type: Mechanism Score: 7.0

A series of epidemiological, experimental and preliminary clinical trials strongly suggest that mesalazine or 5-aminosalicyclic acid (5-ASA) may have…

Electroanalytical Overview: The Sensing of Mesalamine (5-Aminosalicylic Acid)

PMID: 38404492
Year: 2023
Relationship Type: Treatment Score: 6.5

Mesalamine, known as 5-aminosalicylic acid, is a medication used primarily in the treatment of inflammatory bowel disease, including ulcerative colit…

Similar pharmacokinetics of three dosing regimens comprising two oral delayed-r…

PMID: 32671846
Year: 2021
Relationship Type: Treatment Score: 6.5

AIMS: Mesalamine is the first-line therapy for treating mild-to-moderate ulcerative colitis. Multiple mesalamine formulations are available, with sim…

Mucosal concentrations of N-acetyl-5-aminosalicylic acid related to endoscopic …

PMID: 32250471
Year: 2020
Relationship Type: Treatment Score: 6.5

BACKGROUND AND AIM: 5-Aminosalicylic acid (5-ASA) is a fundamental treatment for mild-to-moderate ulcerative colitis (UC). 5-ASA is taken up into the…

Concurrent interstitial pneumonia and acute hepatitis induced by mesalazine

PMID: 40592593
Year: 2025
Relationship Type: Treatment Score: 6.5

Ulcerative colitis includes gastrointestinal and, in some cases, extraintestinal symptoms, potentially affecting any organ. Diagnosing such extrainte…

A case report of mesalazine alleviating diarrhea in a patient with nasopharynge…

PMID: 40350385
Year: 2025
Relationship Type: Treatment Score: 6.5

Immunotherapy has become a significant research focus for cancer treatment in recent years because it can generate enduring immunological responses a…

Marine polysaccharides hydrogel with encapsulated mesalazine for the treatment …

PMID: 40262307
Year: 2025
Relationship Type: Treatment Score: 6.5

Ulcerative colitis is a chronic non-specific inflammatory disease of the intestine that significantly impacts patient quality of life. This study int…

Mesalazine alleviated the symptoms of spontaneous colitis in interleukin-10 kno…

PMID: 39991681
Year: 2025
Relationship Type: Treatment Score: 6.5

BACKGROUND: Excessive endoplasmic reticulum (ER) stress in intestinal epithelial cells can lead to damage to the intestinal mucosal barrier, activate…

Mesalazine: a novel therapeutic agent for periodontitis via regulation of perio…

PMID: 39911249
Year: 2025
Relationship Type: Treatment Score: 6.5

INTRODUCTION: Periodontitis and inflammatory bowel disease are chronic inflammatory diseases with shared epidemiological, biological, and therapeutic…

Pseudohaematuria Due to Mesalazine: A Case Report

PMID: 39810390
Year: 2025
Relationship Type: Association Score: 6.5

The symptom of macroscopic or 'visible' haematuria can cause significant patient distress, largely due to its' potential association with urinary tra…

Comparison of Effects on 6-Thioguanine Nucleotides According to Mesalazine Form…

PMID: 39753503
Year: 2025
Relationship Type: Treatment Score: 6.5

PURPOSE: Mesalazine and thiopurines are important therapeutic agents for pediatric patients with ulcerative colitis (UC). Mesalazine, which may be ad…

Mesalazine-induced myocarditis in a patient with ulcerative colitis: a case rep…

PMID: 39279885
Year: 2024
Relationship Type: Treatment Score: 6.5

BACKGROUND: Mesalazine is an established first-line therapy for inflammatory bowel disease (IBD) and remains the mainstay of treatment for mild to mo…

Similar Efficacy of Mesalazine in Adult and Older Adult Ulcerative Colitis Pati…

PMID: 38902993
Year: 2025
Relationship Type: Treatment Score: 6.5

BACKGROUND: The efficacy data on treatment in older adults are scarce, while the greatest increase in ulcerative colitis (UC) prevalence is observed …

Impact of mesalazine on the response to COVID-19 vaccination in patients with i…

PMID: 38219960
Year: 2024
Relationship Type: Treatment Score: 6.5

OBJECTIVE: The recommendations of the Spanish Ministry of Health on vaccination in risk groups include mesalazine among the treatments with a possibl…

Assessing the Clinical and Endoscopic Efficacy of Extended Treatment Duration w…

PMID: 37901343
Year: 2023
Relationship Type: Treatment Score: 6.5

INTRODUCTION: High-strength mesalazine formulations play an important role in providing a convenient option to increase the dose in ulcerative coliti…

Showing 41-60 of 183 articles