Prolonged use of frontline blockbuster diabetic drug metformin can lead to side effects including reduced mental abilities, depression, breathlessness and extreme fatigue.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/popular-diabetes-drug-can-cause-side-effects-study
[2] http://admin.indiaenvironmentportal.org.in/category/author/sushmi-dey
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diabetes
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drugs
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/animal-products
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health