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Table 2 Results of ADMET toxicity profile of guaiacol

From: Chromatographic analysis of triple cough therapy; bromhexine, guaiafenesin and salbutamol and pharmaceutical impurity: in-silico toxicity profile of drug impurity

Parameters

Guaiacol

Numerical Unit

Reference range

Absorption

Water solubility

− 1.11

Numeric (log mol/L)

Solubility increased by decreasing log S

Caco2 permeability

1.28

Numeric (log Papp in 10–6 cm/s)

High permeability > 0.90

Intestinal absorption (human)

94.995

Numeric (% Absorbed)

High absorbed > 30%

Poorly absorbed < 30%

Skin Permeability

− 2.408

Numeric (log Kp)

Logkp > -2.5

P-glycoprotein substrate

No

Categorical (Yes/No)

P-glycoprotein I inhibitor

No

Categorical (Yes/No)

P-glycoprotein II inhibitor

No

Categorical (Yes/No)

Distribution

VDss (human)

0.004

Numeric (log L/kg)

Log VDss is considered Low < -0.15

Log VDss is considered high > 0.45

Fraction unbound (human)

0.47

Numeric (Fu)

High > 0.45

BBB permeability

0.037

Numeric (log BB)

- Log BB < -1 poorly distributed to the brain

- Log BB > 0.3 cross the BBB

CNS permeability

− 2.091

Numeric (log PS)

- Log PS < -3 unable to penetrate CNS

- Log PS > -2 penetrate CNS

Metabolism

CYP2D6 substrate

No

Categorical (Yes/No)

This can be positively correlated to the lipophilicity of the compound to metabolism related toxicity

CYP3A4 substrate

No

Categorical (Yes/No)

CYP1A2 inhibitior

Yes

Categorical (Yes/No)

CYP2C19 inhibitior

No

Categorical (Yes/No)

CYP2C9 inhibitior

No

Categorical (Yes/No)

CYP2D6 inhibitior

No

Categorical (Yes/No)

CYP3A4 inhibitior

No

Categorical (Yes/No)

Excretion

Total Clearance

0.243

Numeric (log ml/min/kg)

 

Renal OCT2 substrate

No

Categorical (Yes/No)

 

Toxicity

AMES toxicity

No

Categorical (Yes/No)

 

Max. tolerated dose (human)

1.332

Numeric (log mg/kg/day)

Low ≤ 0.477

High > 0.477

hERG I inhibitor

No

Categorical (Yes/No)

 

hERG II inhibitor

No

Categorical (Yes/No)

 

Oral Rat Acute Toxicity (LD50)

1.877

Numeric (mol/kg)

 

Oral Rat Chronic Toxicity (LOAEL)

2.636

Numeric (log mg/kg_bw/day)

 

Hepatotoxicity

No

Categorical (Yes/No)

 

Skin Sensitisation

Yes

Categorical (Yes/No)

 

T.Pyriformis toxicity

− 0.229

Numeric (log ug/L)

Not toxic < —0.5

Toxic > —0.5

Minnow toxicity

1.561

Numeric (log mM)

Highly acute toxic < —0.3

Not highly acute toxic > —0.3