Onion (Allium cepa; cebollín = var. aggregata).Plant Part Used: Bulb.Dominican Medicinal Uses: Bulb: raw, taken internally, for asthma, bronchitis, common cold, flu, upper respiratory tract infections.Safety: Commonly consumed as food; generally considered safe; potentially irritating to stomach or skin if taken in large quantities.Contraindications: None identified.Drug Interactions: Platelet aggregation inhibitors (potentiated).Laboratory & Preclinical Data: In vivo: antiasthmatic, antihyperlipidemic, anti-artherosclerosis, antioxidant, anti-platelet aggregant, anti-tumor. In vitro: (oil, aqueous extract) antibacterial, antifungal.* See entry for Cebolla in “Part 3: Dominican Medicinal Plant Profiles” of this book for more information, including references.