What are some of the medical uses of the daffodil plant parts?

Here are some of the medical uses for daffodils:

• There is a chemical in daffodil tissues that is being used to treat Alzheimer's Disease.
• It is a medical herb used for inducing vomiting.
• As a medical herb, it has been used a "plaster of daffodil" to treat skin wounds, burns, strains and joint pain.
• Of course, the daffodil is a lovely ornaments flower announcing the coming of spring. However it's bulb, leaves, bud and flower are very toxic to most animals, including humans.