Counts
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Relationship
Relationship Attribute
Count (MRREL.RRF)
RO
has_ingredient
78002
RN
isa
8279
RO
contains
1881
RO
includes
237
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
RO (return to top)
CUI1
AUI1
STYPE1
STR
REL
RELA
STR
STYPE2
AUI2
CUI2
C0717515
A1532554
AUI
brimonidine ophthalmic
RO
has_ingredient
brimonidine ophthalmic 0.5% ophthalmic solution
AUI
A2606455
C1168759
C1168759
A2606455
AUI
brimonidine ophthalmic 0.5% ophthalmic solution
RO
ingredient_of
brimonidine ophthalmic
AUI
A1532554
C0717515
C0016410
A0597617
AUI
folic acid
RO
has_ingredient
Multigen Plus, Vitamin B Complex with C, Folic Acid and Iron oral tablet
AUI
A15599296
C2356109
C2356109
A15599296
AUI
Multigen Plus, Vitamin B Complex with C, Folic Acid and Iron oral tablet
RO
ingredient_of
folic acid
AUI
A0597617
C0016410
C0717972
A1528248
AUI
pertussis, acellular
RO
has_ingredient
Kinrix, intramuscular suspension_#2
AUI
A16388867
C2586842
C2586842
A16388867
AUI
Kinrix, intramuscular suspension_#2
RO
ingredient_of
pertussis, acellular
AUI
A1528248
C0717972
C0722289
A1531153
AUI
Orajel Baby Nighttime
RO
has_ingredient
Orajel Baby Nighttime, 10% mucous membrane gel
AUI
A9443822
C0714952
C0714952
A9443822
AUI
Orajel Baby Nighttime, 10% mucous membrane gel
RO
ingredient_of
Orajel Baby Nighttime
AUI
A1531153
C0722289
C1816244
A11560338
AUI
Ambi 60/580/30
RO
has_ingredient
Ambi 60/580/30, 30 mg-580 mg-60 mg oral tablet, extended release
AUI
A11567067
C1586861
C1586861
A11567067
AUI
Ambi 60/580/30, 30 mg-580 mg-60 mg oral tablet, extended release
RO
ingredient_of
Ambi 60/580/30
AUI
A11560338
C1816244
RN (return to top)
CUI1
AUI1
STYPE1
STR
REL
RELA
STR
STYPE2
AUI2
CUI2
C0004726
A9433563
AUI
bandages
RN
isa
Coban White 3"x5 yd
AUI
A10081905
C1698605
C1698605
A10081905
AUI
Coban White 3"x5 yd
RB
inverse_isa
bandages
AUI
A9433563
C0004726
C0740043
A9433570
AUI
medical supplies
RN
isa
Hugo Blue Folding Walker with Wheels
AUI
A10829805
C1712381
C1712381
A10829805
AUI
Hugo Blue Folding Walker with Wheels
RB
inverse_isa
medical supplies
AUI
A9433570
C0740043
C1815170
A11570036
AUI
homeopathic medication
RN
isa
Arnica
AUI
A0391558
C0555881
C0555881
A0391558
AUI
Arnica
RB
inverse_isa
homeopathic medication
AUI
A11570036
C1815170
C1263440
A9433566
AUI
diagnostic tests
RN
isa
First Response Ovulation Test
AUI
A12932248
C1950064
C1950064
A12932248
AUI
First Response Ovulation Test
RB
inverse_isa
diagnostic tests
AUI
A9433566
C1263440
C0242295
A9433573
AUI
nutritional supplements
RN
isa
Juven Powder Packets, Grape
AUI
A14211720
C2346323
C2346323
A14211720
AUI
Juven Powder Packets, Grape
RB
inverse_isa
nutritional supplements
AUI
A9433573
C0242295
RO (return to top)
CUI1
AUI1
STYPE1
STR
REL
RELA
STR
STYPE2
AUI2
CUI2
C0795571
A1529839
AUI
amphetamine-dextroamphetamine
RO
contains
amphetamine
AUI
A1141313
C0002658
C0002658
A1141313
AUI
amphetamine
RO
contained_in
amphetamine-dextroamphetamine
AUI
A1529839
C0795571
C0717829
A1540666
AUI
hydrochlorothiazide-propranolol
RO
contains
propranolol
AUI
A0487417
C0033497
C0033497
A0487417
AUI
propranolol
RO
contained_in
hydrochlorothiazide-propranolol
AUI
A1540666
C0717829
C0717912
A1542663
AUI
meperidine-promethazine
RO
contains
promethazine
AUI
A0487376
C0033405
C0033405
A0487376
AUI
promethazine
RO
contained_in
meperidine-promethazine
AUI
A1542663
C0717912
C1169991
A2606499
AUI
carbinoxamine/methscopolamine/pseudoephedrine
RO
contains
carbinoxamine
AUI
A0170149
C0054672
C0054672
A0170149
AUI
carbinoxamine
RO
contained_in
carbinoxamine/methscopolamine/pseudoephedrine
AUI
A2606499
C1169991
C1875235
A13092865
AUI
helium-oxygen
RO
contains
oxygen
AUI
A13091928
C0030054
C0030054
A13091928
AUI
oxygen
RO
contained_in
helium-oxygen
AUI
A13092865
C1875235
RO (return to top)
CUI1
AUI1
STYPE1
STR
REL
RELA
STR
STYPE2
AUI2
CUI2
C0307147
A13270977
AUI
Ortho-Novum 7/7/7, triphasic 0.5 mg-0.75 mg-1 mg oral tablet_#1
RO
includes
Ortho-Novum 7/7/7, triphasic 0.5 mg-0.75 mg-1 mg oral tablet
AUI
A1506427
C1971595
C1971595
A1506427
AUI
Ortho-Novum 7/7/7, triphasic 0.5 mg-0.75 mg-1 mg oral tablet
RO
included_in
Ortho-Novum 7/7/7, triphasic 0.5 mg-0.75 mg-1 mg oral tablet_#1
AUI
A13270977
C0307147
C0307146
A13275803
AUI
Ortho-Novum 7/7/7, triphasic 0.5 mg-0.75 mg-1 mg oral tablet_#2
RO
includes
Ortho-Novum 7/7/7, triphasic 0.5 mg-0.75 mg-1 mg oral tablet
AUI
A1506427
C1971595
C1971595
A1506427
AUI
Ortho-Novum 7/7/7, triphasic 0.5 mg-0.75 mg-1 mg oral tablet
RO
included_in
Ortho-Novum 7/7/7, triphasic 0.5 mg-0.75 mg-1 mg oral tablet_#2
AUI
A13275803
C0307146