“Big pharma” has better things to do than produce purposely harmful medicine. Fortunately, poisoning your customers is a big danger to profitability. If at all, a “traditional medicine” approach that was not a scam would be immediately adopted, marketed and commodified by the pharma industry, not suppressed and fought.
There are structural issues in academia and society that make it much more likely that these institutions and control mechanisms are used to uphold the status quo rather than help.
As I said, in the age of race science, a scientific editor would not accept any non-racist paper for being “inflammatory”, “extremist” or “an outlier”. Peer review does no good if your peers have biases. Replications only work if someone cares enough about you to replicate your experiment, let alone in fields without experiments at all.