Review Article

Experimental and Clinical Pharmacology of Andrographis paniculata and Its Major Bioactive Phytoconstituent Andrographolide

Table 3

Experimental and clinical pharmacology of Andrographis paniculata and its major phytoconstituent andrographolide.

Pharmacological effectsMechanismsReferences

(I) Experimental studies

CAT, SOD, and GST;
Antioxidant activity LDH [23]
CAT, SOD, and GSH [24]
TBARS[26]

Anti-inflammatory effects LPS-induced NO production[2830]

Anticancer effects Cell differentiation[35]
Proliferation of cancer cells[3, 36]
IL-2 and IFN-c[38]
Tumour growth
Cell proliferation, migration, and cell cycle arrest at G2/M phase[42]
E-selectin expression[40]
Janus tyrosine kinases-signal transducers and activators of transcription, phosphatidylinositol 3-kinase and NF-κB signalling pathways, suppression of hsp 90, cyclins, and cyclin-dependent kinases, MMPs and growth factors
Tumor suppressor proteins p53 and p21[41]

Immunomodulatory effect Antibody production[43]
Delayed-type hypersensitivity response
Proliferation of human peripheral blood lymphocytes
Key cytokines and the expression[1, 2, 44]

ALT activity[50]
Hepatoprotective effects Concanavalin A-induced liver injury and hepatocyte apoptosis[52]
GOT, GPT, ACP, and ALP levels
Losses of HBsAg, HBeAg, and HBV DNA
[54, 56]

Antimicrobial effectsActed against herpes simplex virus 1 (HSV-1) [59]
Acted against nine bacterial strains such as
Salmonella typhimurium, Escherichia coli,
Shigella sonnei, Staphylococcus aureus, [63]
Pseudomonas aeruginosa, Streptococcus pneumonia,
Streptococcus pyogenes, Legionella pneumophila, and Bordetella pertussis

Herpes simplex virus (HSV)[62, 68]
Antiviral effectsHuman immunodeficiency virus (HIV)[3, 67]
Flaviviruses and pestiviruses[69]
Dengue virus (DENV1) [71]

Larvicidal and ovicidal effectsAffected the larval growth of Anopheles stephensi [81]
Ovicidal activity against various age groups of Aedes Stephens [82]
Larvicidal and ovicidal activities against Culex quinquefasciatus Say and Aedes aegypti L. [83]

Renoprotective effects Gentamicin-induced increase in serum creatinine,[86]
serum urea, and blood urea nitrogen levels

Spermatogenesis[94]
Antifertility effects Degenerative changes in the seminiferous tubules, regression of Leydig cells, and regressive and/or degenerative changes in the epididymis, seminal vesicle,[94]
ventral prostate, and coagulating glands [94]

Antihyperglycemic activity TG[24]
Blood glucose level[99, 100, 102]

Hypolipidemic effects TC, TG, HDL-TC, and LDL-TC[109]
Blood glucose, triglyceride, and LDL[110]

Cardiovascular effectsLimiting blood flow to the brain, heart, and bodies of other organs[112]
Protect rat cardiomyocytes against
hypoxia injury by increasing GSH[113]
and antioxidant enzyme
Coronary perfusion pressure[114]

Platelet-activating factor (PAF)[15]
Inhibitory effects on platelet aggregation eNOS-NO/cyclic GMP pathway[120]
PLCγ2-PKC and PI3 kinase/Akt-MAPKs

Inhibitory effects on NF-kappa B activation NF-κB via the covalent modification of reduced Cys62 of p50[13]
NF-κB via blocking the binding of NF-κB oligonucleotides to nuclear proteins[128]

(II) Clinical studies

Anti-HIV effect CD4+ lymphocyte count[3]
gp120-mediated cell fusion of HL2/3 cells with TZM-bl cells[135]

Effects on upper respiratory tract infections Relieving the symptoms of fever and sore throat[73]
Tiredness, sleeplessness, sore throat, and nasal secretion [136]

CAT: catalase; SOD: superoxide dismutase; GST: glutathione-S-transferase; LDH: lactate dehydrogenase; TBARS: thiobarbituric-acid-reactive substances; LPS: lipopolysaccharides; NO: nitric oxide; IL-2: interleukin-2; IFN-c: interferon-c; GOT: glutamate oxaloacetate transaminase; GPT: glutamate pyruvate transaminase; ALP: alkaline phosphatase; ACP: acid phosphatase; HBsAg: hepatitis B surface antigen; HBeAg: hepatitis B “e” antigen; ALT: alanine aminotransferase; TC: total cholesterol; TG: triglyceride; LDL: low-density lipoprotein; HDL: high-density lipoprotein; GHS: reduced glutathione; PLC-γ2: phospholipase C; PKC: protein kinase C; MAPK: mitogen-activated protein kinase; cGMP: cyclic guanosine monophosphate; eNOS: endothelial nitric oxide synthase; HSP: heat shock protein; MMP: matrix metalloproteinases.