Based on Traditional Herbal Medicine, green onion can be used to:

1. Reduces cold, especially in very early stages, and induces sweating.
2. Reduces abdominal pain due to cold.
3. Reduces nasal congestion and pain due to cold.
4. Reduces toxic sores and abscesses (topical).
5. Kills parasites.

The pharmacological effects of green onion are:

antipyretic, antibiotic, diuretic and expectorant.