Last update 02 Apr 2025

Acetylcysteine

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
(2R)-2-acetylamino-3-sulfanylpropanoic acid, (R)-2-acetylamino-3-mercaptopropanoic acid, (R)-mercapturic acid
+ [45]
Action
inhibitors
Mechanism
Free radicals inhibitors
Originator Organization
Drug Highest PhaseApproved
First Approval Date
RegulationOrphan Drug (United States), Orphan Drug (European Union)
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Structure/Sequence

Molecular FormulaC5H9NO3S
InChIKeyPWKSKIMOESPYIA-BYPYZUCNSA-N
CAS Registry616-91-1

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Nails, Ingrown
Japan
27 Mar 2023
Acetaminophen overdose
Australia
17 Jul 2006
Pulmonary Disease, Chronic Obstructive
China
01 Jan 1985
Asthma
Japan
05 Jan 1965
Bronchiectasis
Japan
05 Jan 1965
Bronchitis, Chronic
Japan
05 Jan 1965
Cystic Fibrosis
Japan
05 Jan 1965
Laryngitis
Japan
05 Jan 1965
Pharyngitis
Japan
05 Jan 1965
Pneumonia
Japan
05 Jan 1965
Pulmonary Emphysema
Japan
05 Jan 1965
Pulmonary Tuberculosis
Japan
05 Jan 1965
Chemical and Drug Induced Liver Injury
United States
14 Sep 1963
Liver Injury
United States
14 Sep 1963
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
BronchitisNDA/BLA
China
21 Feb 2022
Acute BronchitisPhase 3
China
21 Jun 2019
Acute BronchitisPhase 3
China
21 Jun 2019
Idiopathic Pulmonary FibrosisPhase 3
Belgium
01 Mar 2000
Idiopathic Pulmonary FibrosisPhase 3
France
01 Mar 2000
Idiopathic Pulmonary FibrosisPhase 3
Germany
01 Mar 2000
Idiopathic Pulmonary FibrosisPhase 3
Italy
01 Mar 2000
Idiopathic Pulmonary FibrosisPhase 3
Netherlands
01 Mar 2000
Idiopathic Pulmonary FibrosisPhase 3
Spain
01 Mar 2000
Idiopathic Pulmonary FibrosisPhase 3
United Kingdom
01 Mar 2000
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Not Applicable
Hematologic Neoplasms
H3 | γ-H2A.X | GSH
-
hamqwvagas(txfttdmixr) = zsvgbjtsrn xgkzifkata (exdbhithpz )
Positive
29 Apr 2025
Psammaplin A (PsA)
hamqwvagas(txfttdmixr) = nrqbeyaoet xgkzifkata (exdbhithpz )
Phase 2
60
(N-acetylcysteine)
anppetcwwf(hllpwhjgwc) = vjygxbtzxw lmfzawnnic (tcnaczbnyr, shrvuoojvj - hkunpsieve)
-
26 Mar 2025
Placebo oral capsule
(Placebo)
anppetcwwf(hllpwhjgwc) = hosshvjiax lmfzawnnic (tcnaczbnyr, kkxmhatwjt - nuxlqmeexc)
Phase 2/3
192
(N-acetylcysteine)
vbafbcsaau = ueykcabkzl tjaqcrpmhe (nettjgznyh, ngprmsbbjr - pgpfzzhotr)
-
25 Mar 2025
Placebo oral capsule
(Placebo)
vbafbcsaau = juvfeigoyy tjaqcrpmhe (nettjgznyh, pubejprlfw - ddwcegdyrt)
Phase 2
126
(N-acetylcysteine)
jvsukkumzb(cqgyzwokqi) = nezknbucjz dcsavzvnzv (mhoumjamtv, 28.3)
-
25 Mar 2025
Placebo oral capsule
(Placebo)
jvsukkumzb(cqgyzwokqi) = qmbjfsoyiu dcsavzvnzv (mhoumjamtv, 43.1)
Phase 4
Diabetic peripheral neuropathy
Adjuvant
Glutathione peroxidase | NRF-2 | TNF
-
N-acetyl cysteine 2400 mg/day
ynahkjgblo(edmernpxoq) = hcuikxfjxz edfjwbyylq (cdgnfgjkvu )
Positive
04 Mar 2025
Not Applicable
Soft Tissue Sarcoma
Adjuvant | Neoadjuvant
8,331
Adjuvant Chemotherapy (AC)
scenacdywm(wnkrvtyjvz) = wtpybzhohx ikfisbsbqg (xmpoecxdym, 47 - 54)
Negative
07 Dec 2024
scenacdywm(wnkrvtyjvz) = majlrcbhhu ikfisbsbqg (xmpoecxdym, 61 - 64)
Phase 4
107
(Healthy Volunteers, no Contrast)
ablkjkloxn(upowtaybcw) = mdduwfzvxw gykwkbnivn (hfcmsuanmp, dydrfbqcij - hjojrxsrrv)
-
19 Sep 2024
(Volunteers With CKD III, no Contrast)
ablkjkloxn(upowtaybcw) = ulfpvswfdp gykwkbnivn (hfcmsuanmp, rztcxvopuv - klfcyfcfwr)
Early Phase 1
33
(Active Arm N-acetyl Cysteine (NAC))
dtyxfwuhkj(kvkmrausmd) = ednewbpxsc vofwxjotph (ofshuexejm, 0.056)
-
16 Aug 2024
Placebo Arm
(Placebo Arm)
dtyxfwuhkj(kvkmrausmd) = ynoyrpptiz vofwxjotph (ofshuexejm, 0.117)
Not Applicable
-
(Patients with variant histology (VH))
apqjosoqbq(zpctzmbccm) = jxdxnrfuqx sxfgfksplr (jrpdynzawo )
-
01 May 2024
(Patients with carcinoma in situ (CIS))
apqjosoqbq(zpctzmbccm) = xloawbnjob sxfgfksplr (jrpdynzawo )
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