only if necessary as an antacid
To me, it’s not necessary as an antacid if there’s another effective antacid available.
I think the point is that he (she?) is claiming that squeak is claiming to be intolerant on Hashem’s behalf when, in actuality, Hashem isn’t against the same things that squeak is.
I don’t think she argued the substance of the issues.
I think she’s singing kumbaya.