Andrographis paniculata (Kalmegh) : A Broad Spectrum Medicinal Herb
Authors: Ramesh Kumar and Dr. R.B. Dubey
Department of Plant Breeding & Genetics, Rajasthan College of Agriculture, Maharana Pratap University of Agriculture & technology, Udaipur, India

Systems of medicine viz., Ayurveda, Siddha, Unani and Homoeopathy already described a lot of plants on the basis of their medicinal prosperities. Plants viz., Andrographis paniculata (Kalmegh), Ocimum sanctum (Tulasi), Ferula assafoetida (Turmeric), Rauwolfia serpentine (Sarpagandha), Asparagus racemosus (Shatavari) and Plantago ovate (Isabgol) are good source of medicines comprising to various groups such as anti oxidant, anti-cancer, antispasmodics, emetics and antimicrobials etc.

Andrographis paniculata (2n=50) also known as 'King of Bitters' is a major source of medicines, which are used extensively as an anti-inflammatory and antipyretic drug for the treatment of fever, cold and laryngitis.

Taxonomic hierarchy of Andrographis paniculata:

- Kingdom: Plantae
- Division: Angiospermae
- Class: Dicotyledoneae
- Order: Tubiflorae
- Family: Acanthaceae
- Genus: Andrographis
- Species: paniculata Nees


- Andrographis paniculata is a annual branched herb.
- Inflorescence is paniculate cyme.

Flowers complete, bisexual and self compatible.


Chemical Constituents

Therapeutically active constituents are Andrographolide, 14-Deoxy-11,12-didehydroandrographolide, 14-Deoxyandrographolide, 3,14-Dideoxyandrographolide, 14-Deoxy-11-oxoandrographolide and 14-Deoxy-12-hydroxyandrographolide. These chemical compounds are generally extracted from whole plant parts of Andrographis paniculata.

Medicinal profits

Andrographis paniculata play important role in hepatoprotective activity, immunological bene?ts, anti-in?ammatory activity, respiratory system bene?ts, anti-malarial activity, cardiovascular activity, psycho-pharmacological activity, hypoglycemic activity and anti-fertility activity etc.

The Traditional Uses of Andrographis paniculata[1]
Native Names Traditional Uses
Traditional Chinese Medicine Chuan-Xin-Lian Fever, Common cold
Chunlianqialio Laryngitis, Pharyngitis, Tonsillitis
Yiqianxi Pneumonia
Si-Fang-Lian Respiratory infections
Zhanshejian Hepatitis
Traditional Indian Medicine Kalmegh Diabetes
Kiryato Dysentery, Enteritis
Maha-tikta Helminth infection
Bhunimba Herpes Peptic ulcer Skin infections (topical use) Snake-bites (topical use)
Traditional Thai Medicine Fah Tha Lai Fever, Common cold
Nam Rai Pangpond Non-infectious diarrhea
Malaysia Hempedubumi Diabetes
Sambiloto Hypertension
Japan Senshinren Fever, Common cold
Scandinavian Green Chiretta Fever, Common cold

Recent research has excitingly indicated that extracts of Andrographis paniculata may have the potential for interfering with the viability of the human immuno-deficiency virus (HIV) and advised that Andrographis paniculata could combine with modern medicines against acquired immuno-deficiency syndromes (AIDS).[2]

Malaria is still a prevalent disease in many tropical and subtropical countries. Andrographis paniculata was found to considerably inhibit the multiplication of Plasmodium berghei.[3]

It is widely used in traditional medicine as an antidote against poisons of snakes and insect, and as an antimalarial agents[4]

It is suggested that due to anti-fertility activities (antispermatogenic or antiandrogenic) of Andrographis paniculata use of this herb during pregnancy should be avoided.


[1] Caceres, D. D., Hancke, J. L., Burgos, R. A. and Wikman, G. K. (1997) Prevention of common colds with Andrographis paniculata dried extract: A pilot double-blind trial. Phytomedicine, 4, 101"104.

[2] Stephen, H. and Comac, L. (2000) Miracle herbs: How herbs combine with modern medicine to treat cancer, he art disease, AIDS, and more, Kensington Publishing Corporation, New York.

[3] Misra, P., Pal, N. L., Guru, P. Y., Katiyar, J. C., Srivastava, V. and Tandon, J. S. (1992) Antimalarial activity of Andrographis paniculata (Kalmegh) against Plasmodium berghei NK 65 in Mastomys natalensis. International Journal of Pharmacognosy, 30, 263"274.

[4]Jain S K & Tarafder C R, Indian Medical Journal, 57, 1963, 307.

About Author / Additional Info:
I am currently pursuing M.Sc. in Plant Breeding and Genetics, Rajasthan College of Agriculture, MPUAT, Udaipur, Rajasthan, India