1 Spread of the cancer to other parts of the body: Pain caused by cancer itself is more common in people who have metastatic (or advanced) disease, in which the breast cancer spreads to other parts of the body.
Toxicological Effects: 1  Acute toxicity: Atrazine is slightly to moderately toxic to humans and other animals. 2  Chronic toxicity: Some 40% of rats receiving oral doses of 20 mg/kg/day for 6 months died with signs of respiratory distress and paralysis of the limbs.
Atrazine is a herbicide of the triazine class. Atrazine is used to prevent pre-and postemergence broadleaf weeds in crops such as maize (corn) and sugarcane and on turf, such as golf courses and residential lawns. It is one of the most widely used herbicides in US and Australian agriculture.