Decision Making Discussion

I’m trying to study for my Economics course and I need some help to understand this question. When it comes to life saving drugs, one would expect them to be 100% inelastic. But in reality, even though they are inelastic, it’s not hundred percent.In a short essay explain the factors that contribute to inelasticity of such drugs and the factors the contribute to elasticity of them.Please add references and in-text citations.Minimum 500 wordsReferenceManagerial Economics & Business Strategy, 9th ed.Michael R. Baye & Jeff PrinceMcGraw-Hill Irwin, 2016ISBN:  978-1259290619