ATR-CLA Gold 20 Capsule is a medication used to prevent heart attacks by preventing blood clot formation and reducing cholesterol and triglyceride levels. It should be taken with food daily at a fixed time, with the dose and duration depending on the condition. Lifestyle changes like a low-fat diet, exercise, and smoking may improve its effectiveness. Common side effects include abdominal pain, indigestion, bruising, and nosebleeds. It is advised to avoid alcohol intake and inform your doctor about any liver or kidney disease, pregnancy, or breastfeeding.