If you're lucky enough to have a two-lever faucet, you can probably fix the leaky handle by simply replacing the rubber washers and gaskets. These are the most common parts that cause a https://www.nivito.com to drip at the spout. In addition, you should clean any dirty parts by soaking them in warm vinegar. If you need to use a different solution, you can bring the old ones to a hardware store to get an exact duplicate.