Nitrofurantoin (Harfurin) 100mg Capsules are an antibiotic medication used primarily to treat urinary tract infections (UTIs). It works by inhibiting the growth of bacteria in the urinary tract, helping to clear up the infection. The capsules contain 100mg of Nitrofurantoin and are typically taken as prescribed by a healthcare provider. Each pack contains 100 capsules, providing a convenient supply for the prescribed course of treatment. It is important to take Nitrofurantoin exactly as directed, and it should not be used for viral infections. Always consult a healthcare professional before use.