Cannabis Extract Found to Be Effective for Lower Back Pain

Don't look up the number of sugars or proteins.

> Imagine you went to a doctor with a headache and he handed you 120 pills then said "None of these are labelled, but 15 of these will help with your headache, 60 will do random things to other parts of your body, 20 will cause negative side effects, 3 will make your headache worse, and 13 will get you a little high."

This is a lovely straw man, but not representative of the situation under discussion. Humans have cultivated cannabis for greater than 5,000 years, longer than many domesticated foods, which are similarly chemically complex. Do you trust the farmer that that carrot is going to have the desired effect if you eat it? Cannabis cultivars carry a similar level of confidence in suitability for purpose.

> selectivity breeding it to have a little more or a little less of each

Oh sweet summer child, selective breeding is so much more complicated than you seem to understand.

> Most have pretty specific mechanisms of action that are understood before we prescribe them.

Throughout most of human history, most drugs have been discovered empirically without any understanding of how they function at all. Having worked with molecular biologists, I'd say it's an enormous stretch to say we understand much about how we work. No comprehensive model exists, outside of testing on real humans, for evaluating the effects of a drug.