To take out a nose stud with a flat back, follow these steps:
1. Wash your hands thoroughly with soap and water to ensure cleanliness.
2. Gently twist the stud in a clockwise direction to loosen it.
3. Hold the flat back of the stud with one hand and use your other hand to hold the front part of the stud.
4. Slowly pull the stud out of your nose, making sure to keep a firm grip on the flat back to prevent it from falling off.
5. If you encounter any resistance or discomfort, stop and seek professional help from a piercer or a healthcare provider.
Remember, it’s important to be cautious and gentle when removing any type of body jewelry to avoid injury or infection.
For more detailed instructions and visuals, you can refer to this article on how to remove a nose stud: [link to a reliable source].