Sibutramine
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Also known as ButraminCf-alliMedariaRacemic sibutramineReductilSibutraminaSID49732001SID174007250C0164878
Summary
Sibutramine (CHEMBL1419) is an approved small molecule (ATC A08AA10) targeting CYP2B6, KCND3, and SLC6A2; indicated across 1 condition including obesity disorder.
At a glance
- Status: Approved (max clinical phase 4)
- Modality: Small molecule
- ATC class: A08AA10
- Targets: 5 (CYP2B6, KCND3, SLC6A2…)
- Indications: 1 condition
- Clinical trials: 28
- Chemistry: 279.8 Da · C17H26ClN
Identifiers
Drug identity and classification
| Field | Value |
|---|---|
| ChEMBL ID | CHEMBL1419 |
| Name | Sibutramine |
| Type | Small molecule |
| Max phase | 4 |
| FDA approved | no |
| PubChem CID | 5210 |
| ATC | A08AA10 |
| Molecular formula | C17H26ClN |
| Molecular weight | 279.8 |
| InChIKey | UNAANXDKBXWMLN-UHFFFAOYSA-N |
SMILES: CC(C)CC(C1(CCC1)C2=CC=C(C=C2)Cl)N(C)C
IUPAC name: 1-[1-(4-chlorophenyl)cyclobutyl]-N,N,3-trimethylbutan-1-amine
Also known as: Butramin, Cf-alli, Medaria, Racemic sibutramine, Reductil, Sibutramina, Sibutramine, SID49732001, sibutramine, SID174007250, SIBUTRAMINE, C0164878
Parent form; salt/anhydrous children: CHEMBL1200765, CHEMBL3989830
Patent coverage: 7,806 distinct patent families (30,503 SureChEMBL compound mentions), from 1 matched compound structure(s). Mentions count patents naming the compound (not distinct inventions), so promiscuous / reference molecules inflate the mention figure — families are the dedup metric.
Targets
Targets
Primary targets (GtoPdb curated mechanism): the Cancer dependency column is the DepMap CRISPR fitness signal (% of screened cell lines dependent on the target).
| Gene | Target | Action | pAffinity | Cancer dependency | UniProt |
|---|---|---|---|---|---|
| CYP2B6 | CYP2B6 | Inhibition | 5.79 | 0.1% | P20813 |
| KCND3 | Kv4.3 | 4.7 | 5.5% | Q9UK17 | |
| SLC6A2 | NET | Inhibition | 5.25 | 0.4% | P23975 |
| SLC6A3 | DAT | Inhibition | 6.3 | 0.2% | Q01959 |
| SLC6A4 | SERT | Inhibition | 5.96 | 0.7% | P31645 |
Broader ChEMBL bioactivity targets: 11 (assay-derived). Sample: 5-hydroxytryptamine receptor 2B, Alpha-2A adrenergic receptor, Alpha-2C adrenergic receptor, Alpha-2B adrenergic receptor, Muscarinic acetylcholine receptor M2, Sodium-dependent noradrenaline transporter, 5-hydroxytryptamine receptor 2A, Sodium-dependent serotonin transporter, Kappa-type opioid receptor, Sodium-dependent dopamine transporter.
Bioactivity
ChEMBL activities: 18 potent at pChembl ≥ 5 of 21 total. Top 30 by potency (10 = 0.1 nM, 6 = 1 µM):
| Target | pChembl | Type | Value | Unit | Activity ID |
|---|---|---|---|---|---|
| SLC6A2 | 6.44 | AC50 | 360 | nM | CHEMBL_ACT_25144971 |
| SLC6A3 | 6.3 | Ki | 502 | nM | CHEMBL_ACT_7813777 |
| SLC6A3 | 6.2 | IC50 | 632 | nM | CHEMBL_ACT_7813776 |
| SLC6A3 | 6.12 | AC50 | 750 | nM | CHEMBL_ACT_25123921 |
| ADRA2C | 6.12 | AC50 | 758.5 | nM | CHEMBL_ACT_25148599 |
| HTR2A | 5.99 | AC50 | 1020 | nM | CHEMBL_ACT_25173605 |
| ADRA2B | 5.96 | Ki | 1091 | nM | CHEMBL_ACT_7811695 |
| SLC6A4 | 5.96 | Ki | 1108 | nM | CHEMBL_ACT_7815936 |
| SLC6A4 | 5.92 | AC50 | 1200 | nM | CHEMBL_ACT_25150306 |
| SLC6A4 | 5.68 | IC50 | 2085 | nM | CHEMBL_ACT_7815935 |
| ADRA2A | 5.67 | AC50 | 2138 | nM | CHEMBL_ACT_25156124 |
| ADRA2B | 5.62 | IC50 | 2390 | nM | CHEMBL_ACT_7811694 |
| ADRA2C | 5.42 | AC50 | 3800 | nM | CHEMBL_ACT_25147847 |
| ADRA2B | 5.37 | AC50 | 4300 | nM | CHEMBL_ACT_25143671 |
| OPRK1 | 5.32 | AC50 | 4825 | nM | CHEMBL_ACT_25129398 |
| SLC6A2 | 5.25 | IC50 | 5665 | nM | CHEMBL_ACT_7811704 |
| SLC6A2 | 5.25 | Ki | 5619 | nM | CHEMBL_ACT_7811705 |
| KCNH2 | 5.08 | AC50 | 8341 | nM | CHEMBL_ACT_25117823 |
Target pathways
Aggregated over 5 target gene(s): CYP2B6, KCND3, SLC6A2, SLC6A3, SLC6A4.
Top Reactome pathways
24 total, by targets touching each:
| Pathway | Targets | Genes |
|---|---|---|
| Neuronal System | 3 | KCND3, SLC6A3, SLC6A4 |
| SLC-mediated transport of neurotransmitters | 3 | SLC6A2, SLC6A3, SLC6A4 |
| Neurotransmitter clearance | 2 | SLC6A3, SLC6A4 |
| Transmission across Chemical Synapses | 2 | SLC6A3, SLC6A4 |
| Disease | 2 | SLC6A2, SLC6A3 |
| Transport of small molecules | 2 | SLC6A2, SLC6A3 |
| R-HSA-425366 | 2 | SLC6A2, SLC6A3 |
| SLC-mediated transmembrane transport | 2 | SLC6A2, SLC6A3 |
| SLC transporter disorders | 2 | SLC6A2, SLC6A3 |
| Disorders of transmembrane transporters | 2 | SLC6A2, SLC6A3 |
| Potassium Channels | 1 | KCND3 |
| Voltage gated Potassium channels | 1 | KCND3 |
| Fatty acids | 1 | CYP2B6 |
| Phase I - Functionalization of compounds | 1 | CYP2B6 |
| Xenobiotics | 1 | CYP2B6 |
| CYP2E1 reactions | 1 | CYP2B6 |
| Dopamine clearance from the synaptic cleft | 1 | SLC6A3 |
| Serotonin clearance from the synaptic cleft | 1 | SLC6A4 |
| Muscle contraction | 1 | KCND3 |
| Cardiac conduction | 1 | KCND3 |
| Phase 1 - inactivation of fast Na+ channels | 1 | KCND3 |
| Defective neurotransmitter clearance by SLC6A3 causes Parkinsonism-dystonia infantile (PKDYS) | 1 | SLC6A3 |
| Defective SLC6A2 causes orthostatic intolerance (OI) | 1 | SLC6A2 |
| Defective transport of neurotransmitters by SLC6A3 causes Parkinsonism-dystonia infantile (PKDYS) | 1 | SLC6A3 |
Dominant GO biological processes
| GO term | Targets |
|---|---|
| transmembrane transport | 4 |
| neurotransmitter transport | 3 |
| amino acid transport | 3 |
| response to xenobiotic stimulus | 3 |
| obsolete monoamine transport | 3 |
| sodium ion transmembrane transport | 3 |
| chemical synaptic transmission | 2 |
| dopamine uptake involved in synaptic transmission | 2 |
| norepinephrine uptake | 2 |
| neurotransmitter reuptake | 2 |
| xenobiotic metabolic process | 1 |
| steroid metabolic process | 1 |
| epoxygenase P450 pathway | 1 |
| xenobiotic catabolic process | 1 |
| ketone metabolic process | 1 |
Indications & clinical
Indications
1 indication (1 at ChEMBL trial phase 4). Phase below is the highest clinical-trial phase recorded for this drug against each disease — not the molecule’s overall approval status (that is in the Summary).
| Indication | Trial phase | MONDO | EFO |
|---|---|---|---|
| obesity disorder | 4 | MONDO:0011122 | EFO:0001073 |
Clinical trials
Total trials: 28.
Phase distribution
| Phase | Trials |
|---|---|
| PHASE4 | 9 |
| PHASE3 | 6 |
| Not specified | 6 |
| PHASE2 | 4 |
| PHASE1 | 2 |
| PHASE2/PHASE3 | 1 |
Top trials by phase / activity
| NCT | Phase | Status | Title |
|---|---|---|---|
| NCT00044187 | PHASE4 | COMPLETED | The Assessment of a Weight-Gain Agent for the Treatment of Olanzapine-Associated Anti-Obesity Agent in Patients With Schizophrenia, Schizophreniform Disorder, Schizoaffective Disorder, and Bipolar I Disorder |
| NCT00115063 | PHASE4 | TERMINATED | LOSS- Louisiana Obese Subjects Study |
| NCT00433641 | PHASE4 | COMPLETED | Weight Loss in Response to Sibutramine (MERIDIA) is Influenced by the Inherited Genes |
| NCT00463112 | PHASE4 | COMPLETED | Effect of Diet Plus Sibutramine on Hormonal and Metabolic Features in Overweight and Obese Women With PCOS |
| NCT00537810 | PHASE4 | COMPLETED | Treatment of Binge Eating in Obese Patients in Primary Care |
| NCT00729963 | PHASE4 | COMPLETED | Sibutramine Versus Continuous Positive Airway Pressure (CPAP)in Obstructive Sleep Apnea (OSA) Patients |
| NCT01170364 | PHASE4 | TERMINATED | Studying the Effects of Sibutramine on Eating Behavior |
| NCT01475019 | PHASE4 | UNKNOWN | The Effect of Weight Loss on Anti-Müllerian Hormone Levels in Women With Polycystic Ovary Syndrome (PCOS) |
| NCT05821543 | PHASE4 | COMPLETED | Efficacy and Safety of Sibutramin-containing Drugs in Patient With Alimentary Obesity |
| NCT00134199 | PHASE2/PHASE3 | COMPLETED | A Study Of 6-Month Duration To Evaluate The Weight Loss Effect Of Various Doses Of CP-945,598 In Obese Subjects |
| NCT00261911 | PHASE3 | COMPLETED | A Study of Sibutramine in Overweight Adolescents to Assess Weight Loss and Safety. |
| NCT00402584 | PHASE3 | COMPLETED | A Study to Examine the Efficacy and Safety of Meridia® (Sibutramine Hydrochloride) in Binge-Eating Disorder |
| NCT00677391 | PHASE3 | COMPLETED | Efficacy and Safety Study of Sibutramine in Overweight Non-Diabetic Malaysian Population |
| NCT00679653 | PHASE3 | COMPLETED | Blood Pressure and Weight Trajectory on a Dual Antihypertensive Combination Plus Sibutramine Versus Placebo in Obese Hypertensives |
| NCT00941382 | PHASE3 | UNKNOWN | Sibutramine-metformin Combination Versus Sibutramine and Metformin Monotherapy in Obese Patients |
| NCT01047657 | PHASE3 | COMPLETED | Effects of Weight Loss in Obese Difficult-to-treat Asthmatics |
| NCT00330525 | PHASE2 | COMPLETED | Pharmacodynamic Effects of Sibutramine on Gastric Function in Obesity |
| NCT00402077 | PHASE2 | COMPLETED | A Study to Examine the Safety, Tolerability, and Body Weight Effect of Pramlintide Alone and in Combination With Oral Antiobesity Agents in Overweight and Obese Subjects |
| NCT00537420 | PHASE2 | COMPLETED | A Study of Nasal PYY3-36 and Placebo for Weight Loss in Obese Subjects |
| NCT00993421 | PHASE2 | TERMINATED | A Weight Loss Study in Overweight Men and Women |
| NCT00914212 | PHASE1 | COMPLETED | A Functional Magnetic Resonance Imaging (fMRI) Study in Overweight and Obese Men (0000-103) |
| NCT01597609 | PHASE1 | COMPLETED | A Study to Characterise the Physiology of Weight Loss and Regain Under Dietary, Behavioural and Pharmacological Interventions in Healthy Obese Subjects |
| NCT07588750 | Not specified | NOT_YET_RECRUITING | Retrospective Evaluation of Sibutramine-Topiramate Therapy for Obesity in Real-World Outpatient Practice |
| NCT00037752 | Not specified | COMPLETED | Sibutramine to Reduce Weight Gain and Improve Smoking Cessation Rates |
| NCT00212173 | Not specified | COMPLETED | Adolescent Weight Management Study |
| NCT00829283 | Not specified | COMPLETED | Treatment of Obesity and Binge Eating: Behavioral Weight Loss Versus Stepped Care |
| NCT01023139 | Not specified | UNKNOWN | Efficacy in Adolescents of Continued Behavior Modification Following a Six Month Sibutramine-based Weight Management Intervention |
| NCT01184560 | Not specified | COMPLETED | Assess the Additional Weight Loss Effect of Orlistat Used in Combination With Sibutramine |
Clinical evidence (CIViC)
No CIViC predictive evidence (expected for non-precision-medicine drugs).
Pharmacology
Pharmacogenomics
No CPIC/DPWG dosing guideline, but PharmGKB curates 1 clinical and 2 variant annotation(s) for this drug (gene-keyed; see PharmGKB).
Related molecules
Related molecules
Molecules sharing ≥1 of this drug’s curated primary targets, merged from two biobtree sources and ranked by shared-target count, then clinical phase: ChEMBL clinical-stage candidates (development phase ≥2) and PubChem drug-class bioactivity (approved / known drugs acting on the target). Deduplicated by drug name; the drug’s own salt forms are excluded. Note: for a drug with few primary targets a shared-target match can reflect off-target / promiscuous binding rather than the same therapeutic mechanism — the phase ordering surfaces bona-fide therapeutics first.
707 molecules share ≥1 primary target. Top 60 by shared-target count:
| Molecule | Source | Status | Shared targets |
|---|---|---|---|
| Desvenlafaxine | ChEMBL + PubChem | Phase 4 (approved) | KCND3, SLC6A2, SLC6A3, SLC6A4 |
| DULOXETINE | ChEMBL + PubChem | Phase 4 (approved) | KCND3, SLC6A2, SLC6A3, SLC6A4 |
| NEBIVOLOL | ChEMBL + PubChem | Phase 4 (approved) | KCND3, SLC6A2, SLC6A3, SLC6A4 |
| Pimozide | ChEMBL + PubChem | Phase 4 (approved) | CYP2B6, SLC6A2, SLC6A3, SLC6A4 |
| Propafenone | ChEMBL + PubChem | Phase 4 (approved) | KCND3, SLC6A2, SLC6A3, SLC6A4 |
| RIFAMPIN | ChEMBL + PubChem | Phase 4 (approved) | CYP2B6, SLC6A2, SLC6A3, SLC6A4 |
| SUNITINIB | ChEMBL + PubChem | Phase 4 (approved) | KCND3, SLC6A2, SLC6A3, SLC6A4 |
| Tadalafil | ChEMBL + PubChem | Phase 4 (approved) | KCND3, SLC6A2, SLC6A3, SLC6A4 |
| Vorapaxar | ChEMBL + PubChem | Phase 4 (approved) | CYP2B6, SLC6A2, SLC6A3, SLC6A4 |
| ETHINYL ESTRADIOL | ChEMBL | Phase 4 (approved) | CYP2B6, SLC6A2, SLC6A3, SLC6A4 |
| SERTRALINE | ChEMBL | Phase 4 (approved) | CYP2B6, SLC6A2, SLC6A3, SLC6A4 |
| TAMOXIFEN | ChEMBL | Phase 4 (approved) | CYP2B6, SLC6A2, SLC6A3, SLC6A4 |
| THIOTEPA | ChEMBL | Phase 4 (approved) | CYP2B6, SLC6A2, SLC6A3, SLC6A4 |
| PHENCYCLIDINE | ChEMBL | Phase 2 | CYP2B6, SLC6A2, SLC6A3, SLC6A4 |
| saxagliptin | PubChem | Approved | CYP2B6, SLC6A2, SLC6A3, SLC6A4 |
| Afatinib | ChEMBL + PubChem | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| AMITRIPTYLINE | ChEMBL + PubChem | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| Clozapine | ChEMBL + PubChem | Phase 4 (approved) | CYP2B6, SLC6A2, SLC6A4 |
| CRIZOTINIB | ChEMBL + PubChem | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| GENTIAN VIOLET | ChEMBL + PubChem | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| Idelalisib | ChEMBL + PubChem | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| Nelfinavir | ChEMBL + PubChem | Phase 4 (approved) | KCND3, SLC6A2, SLC6A3 |
| Olodaterol | ChEMBL + PubChem | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| PIMAVANSERIN | ChEMBL + PubChem | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| REGORAFENIB | ChEMBL + PubChem | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| TAFENOQUINE | ChEMBL + PubChem | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| UMECLIDINIUM | ChEMBL + PubChem | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| ACETOPHENAZINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| AMIODARONE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| AMOXAPINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| ARIPIPRAZOLE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| ASENAPINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| ASTEMIZOLE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| ATOMOXETINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| AZELASTINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BAZEDOXIFENE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BENFLUOREX | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BENZPHETAMINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BENZTROPINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BENZYDAMINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BEPRIDIL | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BOSUTINIB | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BREXPIPRAZOLE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BROMHEXINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BROMODIPHENHYDRAMINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BROMPERIDOL | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BROMPHENIRAMINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| BUPROPION | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| CABERGOLINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| CALCITRIOL | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| CANNABIDIOL | ChEMBL | Phase 4 (approved) | CYP2B6, SLC6A2, SLC6A3 |
| CARBINOXAMINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| CARVEDILOL | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| CELECOXIB | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| CETIRIZINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| CHLORHEXIDINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| CHLORPHENIRAMINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| CHLORPHENTERMINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| CHLORPROMAZINE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
| CHLORPROTHIXENE | ChEMBL | Phase 4 (approved) | SLC6A2, SLC6A3, SLC6A4 |
Related Atlas pages
- Genes: CYP2B6, KCND3, SLC6A2, SLC6A3, SLC6A4
- Diseases: obesity disorder
- Drugs: Desvenlafaxine, Duloxetine, Nebivolol, Pimozide, Propafenone, Rifampin, Sunitinib, Tadalafil, Vorapaxar, Ethinyl Estradiol, Sertraline, Tamoxifen, Thiotepa, saxagliptin, Afatinib, Amitriptyline, Clozapine, Crizotinib, Idelalisib, Nelfinavir, Olodaterol, Pimavanserin, Regorafenib, Tafenoquine, Umeclidinium, Acetophenazine, Amiodarone, Amoxapine, Aripiprazole, Asenapine, Astemizole, Atomoxetine, Azelastine, Bazedoxifene, Benfluorex, Benzphetamine, Benztropine, Benzydamine, Bepridil, Bosutinib, Brexpiprazole, Bromhexine, Bromodiphenhydramine, Bromperidol, Brompheniramine, Bupropion, Cabergoline, Calcitriol, Cannabidiol, Carbinoxamine, Carvedilol, Celecoxib, Cetirizine, Chlorhexidine, Chlorpheniramine, Chlorphentermine, Chlorpromazine, Chlorprothixene