The best way to clear a slow drain is to start with simple, non-damaging methods before moving to more aggressive options. First, try flushing the drain with very hot water to help loosen grease, soap buildup, or minor debris. If that doesn’t work, a mixture of baking soda followed by vinegar can help break down buildup naturally when left to sit for 10–15 minutes and then rinsed with hot water. For more stubborn clogs, using a plunger can help dislodge the blockage by creating pressure and suction. If the drain is still slow, a drain snake or auger can physically remove deeper clogs in the pipe. Avoid overusing chemical drain cleaners, as they can damage pipes over time, and if the problem persists, it may be a sign of a deeper blockage that requires a professional plumber.