Homeopathic Medicine for Nail Biting

Ammonium brom. (Thrice a day): Irritable feeling under the finger nails relieved by biting them.

Arum triph. (Thrice a day): Biting of finger nails till they bleed.

Hyoscyamus nig. (Thrice a day): Foam in the mouth of children who cry at night without waking up. Nail biting.

Natrium mur. 200 (One dose daily): Nail biting in children.

Sanicula aqua (Thrice a day): Useful for children suffering from enuresis and weakness.