Explore drug properties, targets, and indications with answers grounded in DrugCentral.
Powered by DrugCentral + retrieval-augmented AIAsk in your own words. Each question is answered independently.
Select a question to fill the editor, then ask it or make it your own.
Your answer will appear here. Open linked drug cards in a new tab to explore the source details.
Ask DrugCentral helps you explore drug properties, biological targets, and indications using natural language. Sample questions offer starting points, and linked drug cards let you check the underlying records.
Each request is independent; previous questions are not sent as conversation history. You can edit a sample before submitting, retry a failed request, or switch back to normal search. Drug links open in a new tab so your question and answer stay available.
Answers may contain mistakes or omit information. Verify details against DrugCentral records and original sources.
AI can make mistakes. Verify answers against the original sources before relying on them.
| Stem definition | Drug id | CAS RN |
|---|---|---|
| calcium channel blockers, nifedipine derivatives | 1947 | 39562-70-4 |
| Dose | Unit | Route |
|---|---|---|
| 20 | mg | O |
| Property | Value | Reference |
|---|---|---|
| BDDCS (Biopharmaceutical Drug Disposition Classification System) | 2 | Benet LZ, Broccatelli F, Oprea TI |
| S (Water solubility) | 0.00 mg/mL | Benet LZ, Broccatelli F, Oprea TI |
| EoM (Fraction excreted unchanged in urine) | 0.50 % | Benet LZ, Broccatelli F, Oprea TI |
| MRTD (Maximum Recommended Therapeutic Daily Dose) | 0.92 ยตM/kg/day | Contrera JF, Matthews EJ, Kruhlak NL, Benz RD |
| BA (Bioavailability) | 16.50 % | Kim MT, Sedykh A, Chakravarti SK, Saiakhov RD, Zhu H |
| Vd (Volume of distribution) | 6.10 L/kg | Lombardo F, Berellini G, Obach RS |
| CL (Clearance) | 25 mL/min/kg | Lombardo F, Berellini G, Obach RS |
| fu (Fraction unbound in plasma) | 0.02 % | Lombardo F, Berellini G, Obach RS |
| t_half (Half-life) | 8.20 hours | Lombardo F, Berellini G, Obach RS |
| Property | Description | Value | Unit | Confidence | Similarity |
|---|---|---|---|---|---|
| azlogd74 | LogD at pH 7.4 | 3.941 | High | 1 | |
| caco2-efflux | Caco-2 efflux ratio (BA/AB) | 1.239 | High | 1 | |
| caco2-intrinsic-papp | Caco-2 intrinsic apparent permeability | 51.168 | 10^-6 cm/s | High | 1 |
| dh-clint | Dog hepatocyte intrinsic clearance | 119.124 | uL/min/10^6 cells | High | 1 |
| dppb | Dog plasma protein binding (% unbound) | 0.980 | % | High | 1 |
| fcs-ppb | Fetal calf serum protein binding (% unbound) | 1.620 | % | High | 1 |
| herg | hERG pIC50 | 4.959 | pIC50 | High | 1 |
| hh-clint | Human hepatocyte intrinsic clearance | 73.961 | uL/min/10^6 cells | High | 1 |
| hlm-clint | Human liver microsomal intrinsic clearance | 252.348 | uL/min/mg protein | High | 1 |
| hppb | Human plasma protein binding (% unbound) | 0.990 | % | High | 1 |
| kinase-safety-class | ACVR2B,AURKA,AXL,BRAF,BTK,CAMK2D,CDK5,CDK9,DDR1,DYRK1B,EIF2AK3,EPHB4,ERBB2,GRK2,GSK3B,ITK,JAK2,JAK3,MAP3K7,MAPK10,MAPK7,MAPK9,MAPKAPK2,MET,NTRK2,PDK1,PDK4,PDPK1,PIK3CA,PIK3CB,PIK3CD,PIM2,PRKDC,STK33,TEK,TTK,ZAP70 | 37 | |||
| kinase-selectivity-class | AXL,BRAF,CDK9,GRK2,MAPK7,PDK4,STK33,TEK | 8 | |||
| mdck-mdr1-efflux | MDCK-MDR1 efflux ratio | 2.104 | High | 1 | |
| mh-clint | Mouse hepatocyte intrinsic clearance | 80.724 | High | 1 | |
| mppb | Mouse plasma protein binding (% unbound) | 0.530 | High | 1 | |
| nih-mdck-mdr1-efflux | NIH MDCK-MDR1 efflux ratio | 5.610 | High | 1 | |
| pfas-class | PFAS structural alert (1 = True, 0 = False) | 0 | |||
| pld-class | Phospholipidosis risk class (1 = positive, 0 = negative) | 1 | Moderate | 0.72 | |
| pppb | Pig plasma protein binding (% unbound) | 1.620 | % | High | 1 |
| rh-clint | Rat hepatocyte intrinsic clearance | 193.642 | uL/min/10^6 cells | High | 1 |
| rh-fuinc | Rat hepatocyte fraction unbound in incubation | 17.410 | % | High | 1 |
| rppb | Rat plasma protein binding (% unbound) | 0.690 | % | High | 1 |
| solubility-dd | Solubility at pH 7.4 in DMSO | 22.182 | uM | High | 1 |
| Date | Agency | Company | Orphan |
|---|---|---|---|
| Jan. 1, 1985 | YEAR INTRODUCED |
| MedDRA adverse event term | Likelihood ratio | Likelihood ratio threshold | Patients taking drug having adverse event | Patients taking drug not having adverse event | Patients not taking drug having adverse event | Patients not taking drug not having adverse event |
|---|---|---|---|---|---|---|
| Antinuclear antibody negative | 102.89 | 35.16 | 16 | 3000 | 270 | 90625161 |
| Fall | 94.74 | 35.16 | 97 | 2919 | 481713 | 90143718 |
| Coombs positive haemolytic anaemia | 94.28 | 35.16 | 16 | 3000 | 474 | 90624957 |
| Product prescribing error | 79.97 | 35.16 | 32 | 2984 | 30113 | 90595318 |
| Herpes simplex reactivation | 76.45 | 35.16 | 15 | 3001 | 1004 | 90624427 |
| General physical health deterioration | 74.22 | 35.16 | 74 | 2942 | 355041 | 90270390 |
| Gastritis haemorrhagic | 73.50 | 35.16 | 16 | 3000 | 1784 | 90623647 |
| Antiphospholipid syndrome | 69.78 | 35.16 | 16 | 3000 | 2258 | 90623173 |
| Complex regional pain syndrome | 67.29 | 35.16 | 16 | 3000 | 2643 | 90622788 |
| Hypertensive crisis | 61.86 | 35.16 | 23 | 2993 | 17761 | 90607670 |
| Anxiety disorder | 57.51 | 35.16 | 16 | 3000 | 4906 | 90620525 |
| Lymphopenia | 56.23 | 35.16 | 23 | 2993 | 22858 | 90602573 |
| Hyperlipidaemia | 52.80 | 35.16 | 22 | 2994 | 22894 | 90602537 |
| Leukopenia | 50.63 | 35.16 | 35 | 2981 | 100675 | 90524756 |
| Erysipelas | 47.90 | 35.16 | 16 | 3000 | 9036 | 90616395 |
| Torticollis | 47.49 | 35.16 | 12 | 3004 | 2546 | 90622885 |
| Hypertensive angiopathy | 47.31 | 35.16 | 7 | 3009 | 83 | 90625348 |
| Pleuritic pain | 45.63 | 35.16 | 16 | 3000 | 10445 | 90614986 |
| Premature baby | 44.43 | 35.16 | 20 | 2996 | 25057 | 90600374 |
| Pancreatitis acute | 39.71 | 35.16 | 20 | 2996 | 32095 | 90593336 |
| Bradycardia | 39.47 | 35.16 | 28 | 2988 | 83819 | 90541612 |
| Peritonitis | 39.04 | 35.16 | 17 | 2999 | 19688 | 90605743 |
| Hypertension | 37.84 | 35.16 | 60 | 2956 | 457472 | 90167959 |
| Aspergillus infection | 37.63 | 35.16 | 14 | 3002 | 10809 | 90614622 |
| Pneumocystis jirovecii pneumonia | 37.53 | 35.16 | 17 | 2999 | 21599 | 90603832 |
| Humerus fracture | 35.28 | 35.16 | 13 | 3003 | 9772 | 90615659 |
| MedDRA adverse event term | Likelihood ratio | Likelihood ratio threshold | Patients taking drug having adverse event | Patients taking drug not having adverse event | Patients not taking drug having adverse event | Patients not taking drug not having adverse event |
|---|---|---|---|---|---|---|
| Rectal prolapse | 106.10 | 33.33 | 21 | 3705 | 547 | 42617062 |
| Renal cyst haemorrhage | 102.02 | 33.33 | 21 | 3705 | 669 | 42616940 |
| Abdominal wall haemorrhage | 83.86 | 33.33 | 17 | 3709 | 501 | 42617108 |
| Vena cava injury | 78.24 | 33.33 | 15 | 3711 | 329 | 42617280 |
| Carotid arteriosclerosis | 76.59 | 33.33 | 21 | 3705 | 2311 | 42615298 |
| SARS-CoV-2 antibody test positive | 75.84 | 33.33 | 15 | 3711 | 389 | 42617220 |
| Delayed graft function | 74.05 | 33.33 | 21 | 3705 | 2614 | 42614995 |
| Vascular anastomotic haemorrhage | 73.38 | 33.33 | 14 | 3712 | 299 | 42617310 |
| Spinal osteoarthritis | 66.71 | 33.33 | 26 | 3700 | 8660 | 42608949 |
| Mean cell volume increased | 65.81 | 33.33 | 21 | 3705 | 3902 | 42613707 |
| Product prescribing error | 65.73 | 33.33 | 36 | 3690 | 26076 | 42591533 |
| Left ventricular hypertrophy | 64.94 | 33.33 | 26 | 3700 | 9293 | 42608316 |
| Diverticulum intestinal | 64.23 | 33.33 | 22 | 3704 | 5091 | 42612518 |
| Vascular compression | 64.19 | 33.33 | 13 | 3713 | 381 | 42617228 |
| Aortic dilatation | 64.07 | 33.33 | 17 | 3709 | 1652 | 42615957 |
| Hyperparathyroidism secondary | 62.41 | 33.33 | 17 | 3709 | 1825 | 42615784 |
| Hepatosplenomegaly | 62.26 | 33.33 | 21 | 3705 | 4639 | 42612970 |
| Dizziness | 61.52 | 33.33 | 91 | 3635 | 249163 | 42368446 |
| Intraductal papillary mucinous neoplasm | 61.34 | 33.33 | 13 | 3713 | 478 | 42617131 |
| Aortic arteriosclerosis | 60.32 | 33.33 | 21 | 3705 | 5099 | 42612510 |
| Actinic keratosis | 60.10 | 33.33 | 21 | 3705 | 5155 | 42612454 |
| Renal artery stenosis | 58.55 | 33.33 | 17 | 3709 | 2300 | 42615309 |
| Perineal cyst | 57.60 | 33.33 | 11 | 3715 | 236 | 42617373 |
| Syncope | 57.33 | 33.33 | 56 | 3670 | 99350 | 42518259 |
| Gastroduodenal ulcer | 56.47 | 33.33 | 13 | 3713 | 702 | 42616907 |
| Intervertebral disc space narrowing | 55.30 | 33.33 | 14 | 3712 | 1131 | 42616478 |
| Blood 25-hydroxycholecalciferol decreased | 54 | 33.33 | 11 | 3715 | 332 | 42617277 |
| Hemiparaesthesia | 53.57 | 33.33 | 10 | 3716 | 189 | 42617420 |
| Spinal stenosis | 52.12 | 33.33 | 20 | 3706 | 6386 | 42611223 |
| General physical health deterioration | 48.92 | 33.33 | 63 | 3663 | 151183 | 42466426 |
| Restless legs syndrome | 47.48 | 33.33 | 21 | 3705 | 9593 | 42608016 |
| Benign prostatic hyperplasia | 44.77 | 33.33 | 26 | 3700 | 21026 | 42596583 |
| Glycosylated haemoglobin increased | 44.51 | 33.33 | 22 | 3704 | 12902 | 42604707 |
| Swelling of eyelid | 42.42 | 33.33 | 13 | 3713 | 2115 | 42615494 |
| Squamous cell carcinoma of skin | 41.86 | 33.33 | 21 | 3705 | 12705 | 42604904 |
| Aortic valve incompetence | 41.26 | 33.33 | 17 | 3709 | 6531 | 42611078 |
| Vitamin D decreased | 39.99 | 33.33 | 15 | 3711 | 4500 | 42613109 |
| Vertigo | 37.60 | 33.33 | 28 | 3698 | 34319 | 42583290 |
| Complications of transplanted kidney | 37.52 | 33.33 | 15 | 3711 | 5335 | 42612274 |
| Swelling | 37.49 | 33.33 | 34 | 3692 | 54851 | 42562758 |
| Activated partial thromboplastin time prolonged | 37.46 | 33.33 | 21 | 3705 | 15882 | 42601727 |
| Blood potassium increased | 37.06 | 33.33 | 22 | 3704 | 18514 | 42599095 |
| Tongue biting | 36.67 | 33.33 | 10 | 3716 | 1077 | 42616532 |
| Haemorrhoids | 36.04 | 33.33 | 21 | 3705 | 17076 | 42600533 |
| Pulmonary hypertension | 34.61 | 33.33 | 23 | 3703 | 23546 | 42594063 |
| Hepatic steatosis | 34.10 | 33.33 | 22 | 3704 | 21426 | 42596183 |
| Osteochondrosis | 34.04 | 33.33 | 10 | 3716 | 1408 | 42616201 |
| Oedema peripheral | 33.88 | 33.33 | 50 | 3676 | 136026 | 42481583 |
| MedDRA adverse event term | Likelihood ratio | Likelihood ratio threshold | Patients taking drug having adverse event | Patients taking drug not having adverse event | Patients not taking drug having adverse event | Patients not taking drug not having adverse event |
|---|---|---|---|---|---|---|
| Product prescribing error | 151.04 | 31.85 | 68 | 6060 | 51263 | 110531908 |
| General physical health deterioration | 119.97 | 31.85 | 132 | 5996 | 425163 | 110158008 |
| Renal cyst haemorrhage | 109.50 | 31.85 | 21 | 6107 | 740 | 110582431 |
| Syncope | 96.74 | 31.85 | 84 | 6044 | 202452 | 110380719 |
| Delayed graft function | 96.56 | 31.85 | 26 | 6102 | 4231 | 110578940 |
| Dizziness | 88.89 | 31.85 | 147 | 5981 | 698046 | 109885125 |
| Abdominal wall haemorrhage | 85.23 | 31.85 | 17 | 6111 | 736 | 110582435 |
| Vena cava injury | 84.72 | 31.85 | 15 | 6113 | 337 | 110582834 |
| Rectal prolapse | 84.10 | 31.85 | 21 | 6107 | 2542 | 110580629 |
| SARS-CoV-2 antibody test positive | 82.25 | 31.85 | 15 | 6113 | 400 | 110582771 |
| Carotid arteriosclerosis | 80.43 | 31.85 | 21 | 6107 | 3036 | 110580135 |
| Vascular anastomotic haemorrhage | 79.74 | 31.85 | 14 | 6114 | 299 | 110582872 |
| Bradycardia | 79.31 | 31.85 | 67 | 6061 | 155450 | 110427721 |
| Renal artery stenosis | 71.71 | 31.85 | 20 | 6108 | 3706 | 110579465 |
| Left ventricular hypertrophy | 71.13 | 31.85 | 27 | 6101 | 13217 | 110569954 |
| Complications of transplanted kidney | 69.94 | 31.85 | 23 | 6105 | 7419 | 110575752 |
| Tongue biting | 66.88 | 31.85 | 18 | 6110 | 2921 | 110580250 |
| Aortic dilatation | 66.74 | 31.85 | 17 | 6111 | 2229 | 110580942 |
| Fall | 64.82 | 31.85 | 118 | 6010 | 603364 | 109979807 |
| Hepatosplenomegaly | 63.49 | 31.85 | 21 | 6107 | 6898 | 110576273 |
| Actinic keratosis | 63.21 | 31.85 | 21 | 6107 | 6992 | 110576179 |
| Perineal cyst | 62.74 | 31.85 | 11 | 6117 | 233 | 110582938 |
| Vascular compression | 61.22 | 31.85 | 13 | 6115 | 768 | 110582403 |
| Hyperparathyroidism secondary | 60.23 | 31.85 | 17 | 6111 | 3287 | 110579884 |
| Intraductal papillary mucinous neoplasm | 59.99 | 31.85 | 13 | 6115 | 846 | 110582325 |
| Mean cell volume increased | 59.67 | 31.85 | 21 | 6107 | 8309 | 110574862 |
| Benign prostatic hyperplasia | 59.50 | 31.85 | 26 | 6102 | 18208 | 110564963 |
| Gastroduodenal ulcer | 58.40 | 31.85 | 13 | 6115 | 958 | 110582213 |
| Blood 25-hydroxycholecalciferol decreased | 55.40 | 31.85 | 11 | 6117 | 465 | 110582706 |
| Intervertebral disc space narrowing | 54.61 | 31.85 | 14 | 6114 | 1882 | 110581289 |
| Aortic arteriosclerosis | 54.09 | 31.85 | 21 | 6107 | 10917 | 110572254 |
| Diverticulum intestinal | 52.69 | 31.85 | 21 | 6107 | 11698 | 110571473 |
| Hemiparaesthesia | 50.95 | 31.85 | 10 | 6118 | 398 | 110582773 |
| Spinal osteoarthritis | 50.75 | 31.85 | 24 | 6104 | 20159 | 110563012 |
| Squamous cell carcinoma of skin | 44.93 | 31.85 | 21 | 6107 | 17182 | 110565989 |
| Glycosylated haemoglobin increased | 44.27 | 31.85 | 23 | 6105 | 23596 | 110559575 |
| Hypertensive angiopathy | 42.73 | 31.85 | 7 | 6121 | 97 | 110583074 |
| Presyncope | 42.52 | 31.85 | 29 | 6099 | 48858 | 110534313 |
| Hypertensive crisis | 40.78 | 31.85 | 22 | 6106 | 24350 | 110558821 |
| Antinuclear antibody negative | 40.03 | 31.85 | 7 | 6121 | 146 | 110583025 |
| Spinal stenosis | 39.91 | 31.85 | 20 | 6108 | 19036 | 110564135 |
| Activated partial thromboplastin time prolonged | 39.70 | 31.85 | 21 | 6107 | 22347 | 110560824 |
| Torticollis | 38.69 | 31.85 | 12 | 6116 | 3209 | 110579962 |
| Restless legs syndrome | 37.80 | 31.85 | 21 | 6107 | 24605 | 110558566 |
| Hypertension | 37.12 | 31.85 | 85 | 6043 | 509999 | 110073172 |
| Dysuria | 37.09 | 31.85 | 29 | 6099 | 60202 | 110522969 |
| Blood potassium increased | 34.44 | 31.85 | 22 | 6106 | 33227 | 110549944 |
| Swelling of eyelid | 33.70 | 31.85 | 13 | 6115 | 6640 | 110576531 |
| Haematoma | 33.53 | 31.85 | 27 | 6101 | 58449 | 110524722 |
| Postrenal failure | 32.89 | 31.85 | 8 | 6120 | 868 | 110582303 |
| Arteriosclerosis | 32.33 | 31.85 | 19 | 6109 | 24748 | 110558423 |
| Vitamin D decreased | 32.17 | 31.85 | 15 | 6113 | 12200 | 110570971 |
| Anaemia | 32.16 | 31.85 | 84 | 6044 | 547002 | 110036169 |
| Abdominal pain lower | 32.14 | 31.85 | 22 | 6106 | 37261 | 110545910 |
None
| Source | Code | Description |
|---|---|---|
| ATC | C08CA08 | CARDIOVASCULAR SYSTEM CALCIUM CHANNEL BLOCKERS SELECTIVE CALCIUM CHANNEL BLOCKERS WITH MAINLY VASCULAR EFFECTS Dihydropyridine derivatives |
| ATC | C09BB06 | CARDIOVASCULAR SYSTEM AGENTS ACTING ON THE RENIN-ANGIOTENSIN SYSTEM ACE INHIBITORS, COMBINATIONS ACE inhibitors and calcium channel blockers |
| MeSH PA | D000077264 | Calcium-Regulating Hormones and Agents |
| MeSH PA | D000959 | Antihypertensive Agents |
| MeSH PA | D002121 | Calcium Channel Blockers |
| MeSH PA | D002317 | Cardiovascular Agents |
| MeSH PA | D014665 | Vasodilator Agents |
| MeSH PA | D049990 | Membrane Transport Modulators |
| CHEBI has role | CHEBI:35554 | cardiovascular drug |
| CHEBI has role | CHEBI:35620 | vasodilator agent |
| CHEBI has role | CHEBI:35674 | antihypertensive agent |
| CHEBI has role | CHEBI:38215 | calcium channel blocker |
| CHEBI has role | CHEBI:176497 | geroprotector |
None
None
None
| Dissociation level | Dissociation constant | Type (acidic/basic) |
|---|---|---|
| pKa1 | 2.37 | Basic |
None
None
| Target | Class | Pharos | UniProt | Action | Type | Activity value (-log[M]) | Mechanism action | Bioact source | MoA source |
|---|---|---|---|---|---|---|---|---|---|
| Voltage-dependent L-type calcium channel subunit alpha-1D | Ion channel | GATING INHIBITOR | IC50 | 8.40 | IUPHAR | IUPHAR | |||
| Voltage-dependent L-type calcium channel subunit alpha-1C | Ion channel | BLOCKER | Ki | 9.60 | CHEMBL | SCIENTIFIC LITERATURE | |||
| Intermediate conductance calcium-activated potassium channel protein 4 | Ion channel | BLOCKER | IC50 | 7.60 | IUPHAR | ||||
| Voltage-dependent calcium channel gamma-1 subunit | Ion channel | WOMBAT-PK | |||||||
| Transthyretin | Secreted | IC50 | 5.92 | WOMBAT-PK | |||||
| ATP-binding cassette sub-family G member 2 | Transporter | IC50 | 4.68 | CHEMBL | |||||
| Cytochrome P450 2C9 | Enzyme | IC50 | 6.52 | DRUG MATRIX | |||||
| Voltage-dependent T-type calcium channel subunit alpha-1H | Ion channel | IC50 | 5.06 | WOMBAT-PK | |||||
| Potassium voltage-gated channel subfamily H member 2 | Ion channel | IC50 | 5 | CHEMBL | |||||
| Voltage-dependent L-type calcium channel subunit alpha-1F | Ion channel | GATING INHIBITOR | IC50 | 6 | IUPHAR | ||||
| Calcium/calmodulin-dependent 3',5'-cyclic nucleotide phosphodiesterase 1C | Enzyme | IC50 | 5.73 | CHEMBL | |||||
| Sodium channel alpha subunits; brain (Types I, II, III) | Ion channel | IC50 | 4.44 | CHEMBL | |||||
| Cytochrome P450 2C19 | Enzyme | IC50 | 5.52 | DRUG MATRIX | |||||
| Adenosine receptor A3 | GPCR | Ki | 5.08 | WOMBAT-PK | |||||
| Adenosine receptor A1 | GPCR | Ki | 5.05 | CHEMBL | |||||
| Adenosine receptor A2a | GPCR | Ki | 4.64 | CHEMBL | |||||
| Voltage-dependent L-type calcium channel subunit alpha-1C | Ion channel | GATING INHIBITOR | IC50 | 6 | IUPHAR | ||||
| Voltage-dependent L-type calcium channel subunit alpha-1S | Ion channel | GATING INHIBITOR | IC50 | 6 | IUPHAR | ||||
| Platelet-activating factor receptor | GPCR | Ki | 4.13 | CHEMBL |
| ID | Source |
|---|---|
| N0000167238 | NUI |
| D00629 | KEGG_DRUG |
| C0028127 | UMLSCUI |
| CHEBI:7582 | CHEBI |
| CHEMBL475534 | ChEMBL_ID |
| DB01054 | DRUGBANK_ID |
| D009568 | MESH_DESCRIPTOR_UI |
| 4507 | PUBCHEM_CID |
| 2334 | IUPHAR_LIGAND_ID |
| 4739 | INN_ID |
| 9B627AW319 | UNII |
| 7441 | RXNORM |
| 005383 | NDDF |
| 444757009 | SNOMEDCT_US |
| 9B627AW319 | INXIGHT DRUGS |
None