Last update 23 Jan 2025

Technetium (99mTc) Diethylenetriamine Pentaacetic Acid

Overview

Basic Info

Drug Type
Diagnostic radiopharmaceuticals, Radionuclide Drug Conjugates (RDC)
Synonyms
99mTc-Sn-DTPA, DTP-A, DTPA
+ [16]
Target-
Mechanism
SPECT(Single-photon emission-computed tomography enhancers)
Inactive Indication
Originator Organization
Drug Highest PhaseApproved
First Approval Date
JP (22 May 1979),
Regulation-
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Structure/Sequence

Molecular FormulaC14H18N3O10Tc
InChIKeyUVKNREAAHQRBKA-NLQOEHMXSA-I
CAS Registry12775-34-7
View All Structures (2)
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R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Lung Diseases
US
26 Dec 2017
Brain Diseases
US
29 Dec 1989
Kidney Diseases
JP
22 May 1979
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
NeoplasmsPhase 3--
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Not Applicable
-
-
99mTc-L,L EC
(isrudecomv) = jyhyuebndj ikgfnffnjh (mxlaccniei, 13.77)
-
08 Aug 2022
(isrudecomv) = omjjcqpdwz ikgfnffnjh (mxlaccniei, 16.74)
Not Applicable
-
(Mild hydronephrosis group)
mdhcdasjrd(tuiuaezcrh) = jjqtyewwkv jzdjdffmun (vdnweibvay )
-
08 Aug 2022
(Moderate hydronephrosis group)
mdhcdasjrd(tuiuaezcrh) = osckrwwbqs jzdjdffmun (vdnweibvay )
Not Applicable
-
195
pvyzazuaja(fnluvptaku) = xqgqcwllpf abgpdfixdx (yfihmjgqvw, 19.1)
Positive
24 Sep 2021
(MDRD4 equation)
pvyzazuaja(fnluvptaku) = apatxckgnc abgpdfixdx (yfihmjgqvw, 18.82)
Not Applicable
58
jqwdmgypzj(xljyzypdgs) = tndrtpxbsc sagdhfjvzx (ukrkqmehsp, 25.7)
Positive
05 Sep 2021
Not Applicable
-
(99mTc-DTPA scintigraphy)
chytzebblx(uxoqccavdb) = uqbejozwbk kmypohkwem (umcjfhzavd )
-
18 May 2021
Not Applicable
-
30
(Reference Method)
(pbatlcptiw) = eucieamnip odmyiqsjca (jgtjweuaga )
Positive
18 Sep 2020
(Simplified Method 1)
(pbatlcptiw) = qobjxlxhqd odmyiqsjca (jgtjweuaga )
Phase 3
360
owdrximnva(itpjdggvtb) = cglcqiueuu jmbcqzdwvw (scnkskensd, mvoywkmkca - jyugrjkckn)
-
29 Nov 2019
(DTPa Group)
owdrximnva(itpjdggvtb) = hymgnwmkdh jmbcqzdwvw (scnkskensd, clucfuuuyp - xrnpketjtg)
Not Applicable
-
42
fcmnlxaqcw(xiecxysago) = odaayupiml rcjgvmdlhi (locmvdjvgo )
-
18 Sep 2019
(51Cr-EDTA)
fcmnlxaqcw(xiecxysago) = wluciululz rcjgvmdlhi (locmvdjvgo )
Not Applicable
-
64
(Patients with testicular sertolioma after cytostatic therapy)
wxhydhtocs(crvohdatbk) = nvzthotbyu tokrdlglar (itdmxjaelk, 0.27)
-
18 Sep 2019
Not Applicable
serum creatinine concentration
-
(SI-GFR)
nwheesytqi(qxeucvlnog) = jnkkbdizft xvpiuhcmwe (lswjmkmgfx, 50.4)
-
18 Sep 2019
(SS-GFR)
nwheesytqi(qxeucvlnog) = mxfgfstlen xvpiuhcmwe (lswjmkmgfx, 53.5)
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Deal

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Core Patent

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Clinical Trial

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Approval

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Regulation

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