Common Questions About Miswak 1. How long does one Miswak stick last? On average, one Miswak lasts 2-3 weeks with regular use. 2. Do I need toothpaste with Miswak? No! Miswak contains natural cleaning agents, making toothpaste unnecessary. 3. Can children use Miswak? Yes! It’s completely safe for kids to use under supervision. 4. Does Miswak replace a toothbrush? Yes, Miswak is a natural toothbrush and is more effective than plastic toothbrushes.