Alkahelp-MB6 Sugar Free Syrup 200 ml is a combination medicine used in the treatment of Kidney stones and renal tubular acidosis. It works by increasing the urinary pH, potassium, magnesium, and citric acid levels, thereby preventing the crystallisation, growth, and accumulation of stone-forming salts. It helps alleviate a burning sensation during urination. The common side effects of Alkahelp-MB6 Sugar Free Syrup 200 ml include abdominal discomfort, diarrhoea, nausea, and vomiting. Most of these side effects are temporary and do not require medical attention. However, consult the doctor if any of these side effects persist or worsen.