The regulator had issued alerts in June and July of 2015.
Alkem Labs was issued drug alerts twice last year -- in June and July -- for its drug Glimekem.
Alkem, the largest manufacturer of Fructo-Oligo Saccharides, which helps the growth of good probiotic bacteria, is planning to roll out more products in the national and global markets, said Sharad.
Popular antacid Mucaine Gel, manufactured by Pfizer's subsidiary Wyeth Laboratories, was also found laced with the heavy metals as well as cadmium.
Ajit Mishra, vice president, research, Religare Broking, answers your stockmarket queries.
Indian companies have raised $1 billion so far this year - almost four times what they raised last year.