Sounds like you received the placebo $hots ... lucky for you.
Others, who received that actual, deadly $hots ... not so much.
But, you were able to go on those cruises with the unwashed, but JABBED masses ... and, recycled crap food (yes, I remember the pics you posted of that slop), so ... there is that.
Placebos and no two batches from the same company seemed identical. The adverse affects by batch number varied widely.