Hi, Crestor is rosuvastatin which belongs to a group of medications known as statins which is used to reduce cholesterol, triglycerides, LDL and raise HDL in the blood and decreases the risk of heart diseases and helps to prevent strokes and heart attacks. Side effects of crestor are difficulty in moving, joint pain or swelling, muscle pain, cramps or stiffness, blurred vision, chest pain or tightness, burning or painful micturition, dry mouth, fast irregular heartbeat, dry skin, increased hunger or thirst, sweating, unusual tiredness, belching, rhabdomyolysis, diarrhea, dizziness, memory loss, nightmares, sexual dysfunction, heartburn etc. Diabex is metformin which belongs to a group of medications known as biguanides is used to manage blood glucose levels in patients with type 2 DM. It is also used to treat polycystic ovarian syndrome. Side effects of diabex are nausea, vomiting, stomach pain, dizziness, sleepiness, muscle pain, trouble breathing, tiredness, feeling extremely cold, slow heart beat, bloating, diarrhea, constipation, headache, unpleasant metallic taste in mouth, weight loss, vitamin B12 deficiency etc. Diazepam is benzodiazipine which is used to treat anxiety, seizures, muscle spasms and symptoms of alcohol withdrawal. Side effects of diazepam are drowsiness, tiredness, dizziness, fatigue, constipation, loss of balance, memory problems, restlessness, irritability, muscle weakness, nausea, dry mouth, double vision, rash, loss of libido, erectile dysfunction etc. Take care. Hope I have answered your questions. Let me know if I can assist you further. Regards, Dr. Zubayer Alam, General and Family Physician,