Dear Sridarsini,

In this you deal with toxins and poisons and other chemicals too. This field is very essential because we are progressing the use of chmicals is increasing and we need to know their harmful effects. You can go for MSc toxicology , PhD in toxicology, etc. You can opt careers in research, forensic toxicologist, pharmaceutical companies, can work as independent consultants, etc. At the entry level also the toxicologist are paid higher. Someof the institutes offering this course are- 

• SCMS Institute of Bioscience and Biotechnology Research And Development, Kalamassery, Kerala.
• Bhavan’s New Science College, Hyderabad
• Indian Institute of Toxicology Research, Lucknow

This course has very great scope in india and as well as in abroad.

Regards