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Unified Medical Language System® (UMLS®)

2009AB RxNorm Source Information

Counts

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Relationship Relationship Attribute Count (MRREL.RRF)
SY * 263547
RO has_ingredient 94780
RO constitutes 94647
RB has_tradename 81978
RO has_dose_form 77664
RN isa 49758
RN has_precise_ingredient 3147
RB has_form 1529
RB has_quantified_form 1488
RO has_precise_ingredient 1277
RN contains 1151
RO reformulated_to 130

Notes

Sample data are taken from MRREL.RRF. Associated strings(str) from MRCONSO.RRF are also included

  • See relationships definitions below.
  • Every relationship has a separate row in MRREL.RRF.
  • Relationships are assigned based on source documentation or NLM understanding of the source.
  • Metathesaurus relationships in MRREL.RRF are read from right to left.
  • All relationships in MRREL.RRF are expressed in both directions, for example: 'has_ingredient/ingredient_of'. Inverse relationships in each pair are indicated on this page.
  • An asterisk (*) in the relationship attribute column indicates that no relationship attribute (RELA) was assigned.
  • Every even row (indicated by orange colored rel/rela pairs) indicates that the current row is an inverse relationship of the row above it.
  • See section 2.7.1.3.9 in UMLS Documentation Section 2, Metathesaurus for more information on Related Concepts, MRREL.RRF.

Relationship Definitions

  • AQ: allowed qualifier
  • CHD: has child (narrower hierarchical term)
  • DEL: deleted concept
  • PAR: has parent (broader hierarchical term)
  • QB: can be qualifier by
  • RB: has a broader relationship
  • RL: has similar or like relationship
  • RN: has narrower relationship
  • RO: has relationship other than synonymous, narrower or broader
  • RQ: related and possibly synonymous
  • SIB: has sibling
  • SY: source-asserted synonymy

Sample Data

SY

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CUI1 AUI1 STYPE1 STR REL STR STYPE2 AUI2 CUI2
C0979389 A10425555 AUI Pergolide 1 MG Oral Tablet SY Pergolide Mesylate, 1 mg oral tablet AUI A9444522 C0979389
C0979389 A9444522 AUI Pergolide Mesylate, 1 mg oral tablet SY Pergolide 1 MG Oral Tablet AUI A10425555 C0979389
C0973812 A10477072 AUI Acetylcysteine 200 MG/ML Inhalant Solution SY ACETYLCYSTEINE SODIUM 20 % RESPIRATORY (INHALATION) SOLUTION AUI A10452500 C0973812
C0973812 A10452500 AUI ACETYLCYSTEINE SODIUM 20 % RESPIRATORY (INHALATION) SOLUTION SY Acetylcysteine 200 MG/ML Inhalant Solution AUI A10477072 C0973812
C1585570 A10712660 AUI Naltrexone 25 MG Oral Tablet [Depade] SY NALTREXONE HYDROCHLORIDE 25 MG ORAL TABLET [DEPADE] AUI A10679582 C1585570
C1585570 A10679582 AUI NALTREXONE HYDROCHLORIDE 25 MG ORAL TABLET [DEPADE] SY Naltrexone 25 MG Oral Tablet [Depade] AUI A10712660 C1585570
C0707490 A10449581 AUI Ceftazidime 280 MG/ML Injectable Solution [Fortaz] SY Fortaz 1g Powder for Injection AUI A12673462 C0707490
C0707490 A12673462 AUI Fortaz 1g Powder for Injection SY Ceftazidime 280 MG/ML Injectable Solution [Fortaz] AUI A10449581 C0707490

RO

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CUI1 AUI1 STYPE1 STR REL RELA STR STYPE2 AUI2 CUI2
C0015491 A10335340 SCUI Factor IX RO has_ingredient Factor IX 400 UNT/ML SCUI A16032815 C2369500
C2369500 A16032815 SCUI Factor IX 400 UNT/ML RO ingredient_of Factor IX SCUI A10335340 C0015491
C0720654 A10349453 SCUI Gentle RO has_ingredient Docusate Oral Capsule [Gentle] SCUI A10836867 C1240538
C1240538 A10836867 SCUI Docusate Oral Capsule [Gentle] RO ingredient_of Gentle SCUI A10349453 C0720654
C0878038 A10336533 SCUI Taractan RO has_ingredient Chlorprothixene 50 MG [Taractan] SCUI A10725785 C1598040
C1598040 A10725785 SCUI Chlorprothixene 50 MG [Taractan] RO ingredient_of Taractan SCUI A10336533 C0878038
C1330613 A10506864 SCUI Zero-Order Release RO has_ingredient Aspirin 800 MG [Zero-Order Release] SCUI A10722651 C1593864
C1593864 A10722651 SCUI Aspirin 800 MG [Zero-Order Release] RO ingredient_of Zero-Order Release SCUI A10506864 C1330613

RO

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CUI1 AUI1 STYPE1 STR REL RELA STR STYPE2 AUI2 CUI2
C0712500 A15879640 SCUI Acetaminophen 325 MG / dichloralphenazone 100 MG / isometheptene 65 MG Oral Capsule [Migratine] RO constitutes Acetaminophen 325 MG SCUI A10413992 C0982952
C0982952 A10413992 SCUI Acetaminophen 325 MG RO consists_of Acetaminophen 325 MG / dichloralphenazone 100 MG / isometheptene 65 MG Oral Capsule [Migratine] SCUI A15879640 C0712500
C0778033 A10448400 SCUI Coal Tar 100 MG/ML Medicated Shampoo RO constitutes Coal Tar 100 MG/ML SCUI A10418605 C1126358
C1126358 A10418605 SCUI Coal Tar 100 MG/ML RO consists_of Coal Tar 100 MG/ML Medicated Shampoo SCUI A10448400 C0778033
C0874741 A10437679 SCUI Acetaminophen 300 MG / Codeine 15 MG Oral Tablet [Tylenol with Codeine #2] RO constitutes Codeine 15 MG SCUI A10418707 C1123670
C1123670 A10418707 SCUI Codeine 15 MG RO consists_of Acetaminophen 300 MG / Codeine 15 MG Oral Tablet [Tylenol with Codeine #2] SCUI A10437679 C0874741
C0708617 A10444892 SCUI Oxytetracycline 250 MG / Phenazopyridine 50 MG / Sulfamethizole 250 MG Oral Capsule [Tija] RO constitutes Oxytetracycline 250 MG / Phenazopyridine 50 MG / Sulfamethizole 250 MG [Tija] SCUI A10713903 C1600498
C1600498 A10713903 SCUI Oxytetracycline 250 MG / Phenazopyridine 50 MG / Sulfamethizole 250 MG [Tija] RO consists_of Oxytetracycline 250 MG / Phenazopyridine 50 MG / Sulfamethizole 250 MG Oral Capsule [Tija] SCUI A10444892 C0708617
C1169916 A10482793 SCUI Hyoscyamine 0.125 MG Disintegrating Tablet [Nulev] RO constitutes Hyoscyamine 0.125 MG [Nulev] SCUI A10736158 C1592524
C1592524 A10736158 SCUI Hyoscyamine 0.125 MG [Nulev] RO consists_of Hyoscyamine 0.125 MG Disintegrating Tablet [Nulev] SCUI A10482793 C1169916

RB

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CUI1 AUI1 STYPE1 STR REL RELA STR STYPE2 AUI2 CUI2
C0710428 A10440838 SCUI Dexamethasone 1 MG/ML / Tobramycin 3 MG/ML Ophthalmic Suspension [Tobradex] RB has_tradename Dexamethasone 1 MG/ML / Tobramycin 3 MG/ML Ophthalmic Suspension SCUI A10419137 C0976120
C0976120 A10419137 SCUI Dexamethasone 1 MG/ML / Tobramycin 3 MG/ML Ophthalmic Suspension RN tradename_of Dexamethasone 1 MG/ML / Tobramycin 3 MG/ML Ophthalmic Suspension [Tobradex] SCUI A10440838 C0710428
C0708345 A10444377 SCUI Naphazoline 2.5 MG/ML / Pheniramine 3 MG/ML Ophthalmic Solution [Ocuhist] RB has_tradename Naphazoline 2.5 MG/ML / Pheniramine 3 MG/ML Ophthalmic Solution SCUI A10433614 C1591275
C1591275 A10433614 SCUI Naphazoline 2.5 MG/ML / Pheniramine 3 MG/ML Ophthalmic Solution RN tradename_of Naphazoline 2.5 MG/ML / Pheniramine 3 MG/ML Ophthalmic Solution [Ocuhist] SCUI A10444377 C0708345
C0719416 A10348118 SCUI Codimal-LA RB has_tradename Chlorpheniramine SCUI A10334954 C0008281
C0008281 A10334954 SCUI Chlorpheniramine RN tradename_of Codimal-LA SCUI A10348118 C0719416
C0722554 A10350580 SCUI Periogard RB has_tradename Chlorhexidine SCUI A10334938 C0008196
C0008196 A10334938 SCUI Chlorhexidine RN tradename_of Periogard SCUI A10350580 C0722554
C1590327 A10724049 SCUI C Tussin RB has_tradename Pseudoephedrine SCUI A10336298 C0033798
C0033798 A10336298 SCUI Pseudoephedrine RN tradename_of C Tussin SCUI A10724049 C1590327

RO

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CUI1 AUI1 STYPE1 STR REL RELA STR STYPE2 AUI2 CUI2
C0991554 A10407908 SCUI Topical Ointment RO has_dose_form Betamethasone 0.0005 MG/MG Topical Ointment [Betamethacot] SCUI A10480868 C2608029
C2608029 A10480868 SCUI Betamethasone 0.0005 MG/MG Topical Ointment [Betamethacot] RO dose_form_of Topical Ointment SCUI A10407908 C0991554
C1160728 A10407905 SCUI Topical Gel RO has_dose_form Tetracaine Topical Gel [Viractin] SCUI A10657666 C1244445
C1244445 A10657666 SCUI Tetracaine Topical Gel [Viractin] RO dose_form_of Topical Gel SCUI A10407905 C1160728
C0991551 A10407904 SCUI Topical Cream RO has_dose_form linoleate / Ricinoleate Topical Cream SCUI A10743210 C1382869
C1382869 A10743210 SCUI linoleate / Ricinoleate Topical Cream RO dose_form_of Topical Cream SCUI A10407904 C0991551
C0991503 A10393645 SCUI Chewable Bar RO has_dose_form Calcium Carbonate / Vitamin D / Vitamin K Chewable Bar SCUI A12929340 C1949041
C1949041 A12929340 SCUI Calcium Carbonate / Vitamin D / Vitamin K Chewable Bar RO dose_form_of Chewable Bar SCUI A10393645 C0991503

RN

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CUI1 AUI1 STYPE1 STR REL RELA STR STYPE2 AUI2 CUI2
C2370714 A16025734 SCUI Calcium Chloride / Fibrinogen / fibrinolysis inhibitor / Thrombin (Human) Injectable Solution [TISSEEL VH] RN isa Calcium Chloride 0.0000048 MG/ML / Fibrinogen 115 MG/ML / fibrinolysis inhibitor 3750 UNT/ML / Thrombin (Human) 600 UNT/ML Injectable Solution [TISSEEL VH] SCUI A16028163 C1169972
C1169972 A16028163 SCUI Calcium Chloride 0.0000048 MG/ML / Fibrinogen 115 MG/ML / fibrinolysis inhibitor 3750 UNT/ML / Thrombin (Human) 600 UNT/ML Injectable Solution [TISSEEL VH] RB inverse_isa Calcium Chloride / Fibrinogen / fibrinolysis inhibitor / Thrombin (Human) Injectable Solution [TISSEEL VH] SCUI A16025734 C2370714
C1247962 A10489680 SCUI Sodium Acetate Injectable Solution RN isa Sodium Acetate 1 MEQ/ML Injectable Solution SCUI A10628635 C1342262
C1342262 A10628635 SCUI Sodium Acetate 1 MEQ/ML Injectable Solution RB inverse_isa Sodium Acetate Injectable Solution SCUI A10489680 C1247962
C1306563 A10503623 SCUI Pentoxifylline Oral Tablet RN isa Pentoxifylline 600 MG Oral Tablet SCUI A10627198 C1358678
C1358678 A10627198 SCUI Pentoxifylline 600 MG Oral Tablet RB inverse_isa Pentoxifylline Oral Tablet SCUI A10503623 C1306563
C1591716 A10716265 SCUI Rauwolfia preparation Oral Tablet RN isa Rauwolfia preparation 100 MG Oral Tablet SCUI A10481881 C1591718
C1591718 A10481881 SCUI Rauwolfia preparation 100 MG Oral Tablet RB inverse_isa Rauwolfia preparation Oral Tablet SCUI A10716265 C1591716
C1250325 A10493898 SCUI Acetaminophen / Dextromethorphan Oral Suspension RN isa Acetaminophen 32 MG/ML / Dextromethorphan 1 MG/ML Oral Suspension SCUI A10742251 C1698467
C1698467 A10742251 SCUI Acetaminophen 32 MG/ML / Dextromethorphan 1 MG/ML Oral Suspension RB inverse_isa Acetaminophen / Dextromethorphan Oral Suspension SCUI A10493898 C1250325

RN

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CUI1 AUI1 STYPE1 STR REL RELA STR STYPE2 AUI2 CUI2
C0354468 A16795599 SCUI Amlodipine Besylate RN has_precise_ingredient Exforge HCT 5/160/25 SCUI A16721759 C2684012
C2684012 A16721759 SCUI Exforge HCT 5/160/25 RB precise_ingredient_of Amlodipine Besylate SCUI A16795599 C0354468
C0700523 A16948672 SCUI Amitriptyline Hydrochloride RN has_precise_ingredient Duo-Vil 2-25 SCUI A10479685 C1170235
C1170235 A10479685 SCUI Duo-Vil 2-25 RB precise_ingredient_of Amitriptyline Hydrochloride SCUI A16948672 C0700523
C0353148 A16794361 SCUI Meperidine Hydrochloride RN has_precise_ingredient Meprozine SCUI A10350184 C0721676
C0721676 A10350184 SCUI Meprozine RB precise_ingredient_of Meperidine Hydrochloride SCUI A16794361 C0353148
C0003830 A16791819 SCUI Trihexyphenidyl Hydrochloride RN has_precise_ingredient Artane SCUI A10334691 C0591114
C0591114 A10334691 SCUI Artane RB precise_ingredient_of Trihexyphenidyl Hydrochloride SCUI A16791819 C0003830

RB

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CUI1 AUI1 STYPE1 STR REL RELA STR STYPE2 AUI2 CUI2
C0055573 A16796747 SCUI choline salicylate RB has_form Choline SCUI A10334968 C0008405
C0008405 A10334968 SCUI Choline RN form_of choline salicylate SCUI A16796747 C0055573
C0771466 A16792070 SCUI ETHANOLAMINE THENOATE RB has_form ethanolamine SCUI A10337216 C0059696
C0059696 A10337216 SCUI ethanolamine RN form_of ETHANOLAMINE THENOATE SCUI A16792070 C0771466
C0771643 A16790826 SCUI Sultamicillin tosylate RB has_form sultamicillin SCUI A10337847 C0075629
C0075629 A10337847 SCUI sultamicillin RN form_of Sultamicillin tosylate SCUI A16790826 C0771643
C0008846 A16790568 SCUI Prilocaine Hydrochloride RB has_form Prilocaine SCUI A10336247 C0033124
C0033124 A10336247 SCUI Prilocaine RN form_of Prilocaine Hydrochloride SCUI A16790568 C0008846
C0887127 A16789616 SCUI Metoclopramide Dihydrochloride RB has_form Metoclopramide SCUI A10335841 C0025853
C0025853 A10335841 SCUI Metoclopramide RN form_of Metoclopramide Dihydrochloride SCUI A16789616 C0887127

RB

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CUI1 AUI1 STYPE1 STR REL RELA STR STYPE2 AUI2 CUI2
C0361213 A16496433 SCUI 24 HR Diltiazem Hydrochloride 180 MG Extended Release Capsule [Slozem] RB has_quantified_form Diltiazem Hydrochloride 180 MG Extended Release Capsule [Slozem] SCUI A16718378 C2682762
C2682762 A16718378 SCUI Diltiazem Hydrochloride 180 MG Extended Release Capsule [Slozem] RN quantified_form_of 24 HR Diltiazem Hydrochloride 180 MG Extended Release Capsule [Slozem] SCUI A16496433 C0361213
C0706313 A12941328 SCUI 12 HR Brompheniramine 12 MG / Pseudoephedrine 120 MG Extended Release Capsule [Bromadrine TR] RB has_quantified_form Brompheniramine 12 MG / Pseudoephedrine 120 MG Extended Release Capsule [Bromadrine TR] SCUI A16724243 C2682038
C2682038 A16724243 SCUI Brompheniramine 12 MG / Pseudoephedrine 120 MG Extended Release Capsule [Bromadrine TR] RN quantified_form_of 12 HR Brompheniramine 12 MG / Pseudoephedrine 120 MG Extended Release Capsule [Bromadrine TR] SCUI A12941328 C0706313
C0710902 A12936548 SCUI 12 HR Dextromethorphan 30 MG / Guaifenesin 600 MG Extended Release Tablet [Amibid DM] RB has_quantified_form Dextromethorphan 30 MG / Guaifenesin 600 MG Extended Release Tablet [Amibid DM] SCUI A16715449 C2682169
C2682169 A16715449 SCUI Dextromethorphan 30 MG / Guaifenesin 600 MG Extended Release Tablet [Amibid DM] RN quantified_form_of 12 HR Dextromethorphan 30 MG / Guaifenesin 600 MG Extended Release Tablet [Amibid DM] SCUI A12936548 C0710902
C1585381 A12939104 SCUI 24 HR Nifedipine 60 MG Extended Release Tablet [Nifediac] RB has_quantified_form Nifedipine 60 MG Extended Release Tablet [Nifediac] SCUI A16716883 C2682463
C2682463 A16716883 SCUI Nifedipine 60 MG Extended Release Tablet [Nifediac] RN quantified_form_of 24 HR Nifedipine 60 MG Extended Release Tablet [Nifediac] SCUI A12939104 C1585381
C1995840 A16944907 SCUI 24 HR trospium chloride 60 MG Extended Release Capsule RB has_quantified_form trospium chloride 60 MG Extended Release Capsule SCUI A16946145 C1965570
C1965570 A16946145 SCUI trospium chloride 60 MG Extended Release Capsule RN quantified_form_of 24 HR trospium chloride 60 MG Extended Release Capsule SCUI A16944907 C1995840

RO

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CUI1 AUI1 STYPE1 STR REL RELA STR STYPE2 AUI2 CUI2
C0700582 A16793232 SCUI Epirubicin Hydrochloride RO has_precise_ingredient Epirubicin Hydrochloride 50 MG/ML SCUI A16719084 C2684778
C2684778 A16719084 SCUI Epirubicin Hydrochloride 50 MG/ML RO precise_ingredient_of Epirubicin Hydrochloride SCUI A16793232 C0700582
C0042105 A16796745 SCUI Ursodiol RO has_precise_ingredient Ursodiol 150 MG SCUI A17025852 C2718619
C2718619 A17025852 SCUI Ursodiol 150 MG RO precise_ingredient_of Ursodiol SCUI A16796745 C0042105
C0064326 A16794306 SCUI Ketorolac Tromethamine RO has_precise_ingredient Ketorolac Tromethamine 4 MG/ML SCUI A17027808 C2719392
C2719392 A17027808 SCUI Ketorolac Tromethamine 4 MG/ML RO precise_ingredient_of Ketorolac Tromethamine SCUI A16794306 C0064326
C0055573 A16796747 SCUI choline salicylate RO has_precise_ingredient choline salicylate 174 MG/ML SCUI A10430423 C0984866
C0984866 A10430423 SCUI choline salicylate 174 MG/ML RO precise_ingredient_of choline salicylate SCUI A16796747 C0055573
C0771809 A16797012 SCUI sodium acexamate RO has_precise_ingredient sodium acexamate 0.05 MG/MG SCUI A10432254 C1134134
C1134134 A10432254 SCUI sodium acexamate 0.05 MG/MG RO precise_ingredient_of sodium acexamate SCUI A16797012 C0771809

RN

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CUI1 AUI1 STYPE1 STR REL RELA STR STYPE2 AUI2 CUI2
C1949349 A12939164 SCUI 24 HR Rotigotine 0.0833 MG/HR Transdermal Patch [Neupro] RN contains Neupro Titration Kit SCUI A16387408 C1962671
C1962671 A16387408 SCUI Neupro Titration Kit RB contained_in 24 HR Rotigotine 0.0833 MG/HR Transdermal Patch [Neupro] SCUI A12939164 C1949349
C1713633 A10928047 SCUI Acetaminophen 325 MG / Chlorpheniramine 2 MG / Dextromethorphan 10 MG / Phenylephrine 5 MG Oral Tablet RN contains {10 (Acetaminophen 325 MG / Chlorpheniramine 2 MG / Dextromethorphan 10 MG / Phenylephrine 5 MG Oral Tablet) / 10 (Acetaminophen 325 MG / Dextromethorphan 10 MG / Phenylephrine 5 MG Oral Tablet) } Pack SCUI A13279592 C1968382
C1968382 A13279592 SCUI {10 (Acetaminophen 325 MG / Chlorpheniramine 2 MG / Dextromethorphan 10 MG / Phenylephrine 5 MG Oral Tablet) / 10 (Acetaminophen 325 MG / Dextromethorphan 10 MG / Phenylephrine 5 MG Oral Tablet) } Pack RB contained_in Acetaminophen 325 MG / Chlorpheniramine 2 MG / Dextromethorphan 10 MG / Phenylephrine 5 MG Oral Tablet SCUI A10928047 C1713633

RO

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CUI1 AUI1 STYPE1 STR REL RELA STR STYPE2 AUI2 CUI2
C2365749 A15872063 SCUI Novahistine DH Reformulated Oct 2008 RO reformulated_to Novahistine DH SCUI A10339180 C0307063
C0307063 A10339180 SCUI Novahistine DH RO reformulation_of Novahistine DH Reformulated Oct 2008 SCUI A15872063 C2365749
C1965642 A13087659 SCUI Codimal DH Reformulated Oct 2007 RO reformulated_to Codimal DH SCUI A10338794 C0305673
C0305673 A10338794 SCUI Codimal DH RO reformulation_of Codimal DH Reformulated Oct 2007 SCUI A13087659 C1965642

Last Reviewed: March 3, 2011