For sleep apnea-related drooling, a CPAP machine may help. Botox injections or surgery may be options in severe cases, especially with neurological causes. If your drooling is persistent, worsens, or comes with other symptoms like difficulty swallowing, facial weakness, or pain, see a doctor. They can help determine the cause and recommend treatment. While drooling is often just a minor annoyance, it’s worth investigating if it’s affecting your sleep or quality of life