I just interpreted as "government icky" rhetoric that is very common around here.
Corruption is a tool of any power structure. Gesturing vaguely towards it to invalidate any societal initiative is not an argument, it is just bad-faith whinging.
"Why build roads? The government can be bribed"
"Why trust the courts? The government can be bribed"
Governments have regulatory powers. They can stipulate prices, control quality, etc and so forth. Companies can be fined for breaching regulation.
Ultimately, the government itself can even establish vaccine production to distribute among the population if necessary.