A QUICK REVIEW OF PHARMACOGNOSY : PYRIDINE-PIPERIDINE CONTAINING ALKALOIDS

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TOBACCO

Obtained from Plant

Nicotiana tobacum leaves

Family

Solanaceae

Chemical entities

Nicotine

Nornicotine

Anabasine

Uses

Stimulant

Insecticide

For crops, it is used in the form of nicotine sulphate

ARECA

Obtained from Plant

Areca catechu seeds

Also called

Betel nut

Family

Palmae

Chemical entities

Arecoline

Arecaidine

Guvacine

Guvacoline

Uses

Antihelminthic,vermicide for animals

Remarks

Arecoline - active and other entities are inactive

LOBELIA

Obtained from Plant

Lobelia nicotianaefolia aerial organs

Also called

Indian tobacco

Family

Campanulaceae

Identification

Lobeline mixed with sulphuric acid + formaldehyde -> red color

Lobeline -> on boiling -> gives acetophenone

Chemical entities

Lobeline

Lobelidine

Lobelanine

Isolobelanine

Lobelanidine

Resins, fixed oils

Uses

Respiratory stimulant

Brochial asthma and chronic bronchitis treatment


References:

Pharmacognosy by C.k.kokate, a.p.purohit, s.b.gokhale, 45th edition, nirali prakashan publishers, page no2.8 to 2.10 and 3.66 to3.69

"This blog does not contain plagiarized material"

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About the Author

Siva Mavuduru's picture
Author: Siva Mavuduru

Comments

Sravani kompella's picture

Very well explained shiva...... Your blog shows your hard work..
Siva Mavuduru's picture

Gangadhar Hari's picture

Good work Siva, the presentation is simple and easily understood. Keep it up..
Siva Mavuduru's picture

Siriki Praveen Kumar's picture

good work for a quick review

Regards,

S. Praveen Kumar.

sirikipraveen11@gmail.com

Pharma warriors

Siva Mavuduru's picture

Sirisha Pingali's picture

dear siva, Simple and vivid blog!! You have covered all the essential information.

Sirisha Pingali

http://www.pharmainfo.net/sirisha

Viswanadha Institute of Pharmaceutical Sciences.

www.vnips.edu.in

Siva Mavuduru's picture

Dr Girija Sankar's picture

Dear siva, i think you can make a collection of all these blogs and prepare for the competitive exam because all the side lines you posted are like DISTINGUISHED GUESTS which you should not forget. Good Luck!

Dr.G.Girija Sankar, Associate Professor Department of Pharmaceutical Biotechnology, College of Pharmaceutical Science, Andhra University.

Siva Mavuduru's picture

Respected Sir even my motto behind these blogs is to give quick review for competitive exams thank you sir
Sandhya Sravya malla's picture

Really you work hard and i appreciate it and also i am glad that you receive good comments from girija shankar sir!!! good luck!!! m.sandhyasravya@gmail.com
Siva Mavuduru's picture

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