Neither aspirin nor penicillin would likely be approved for use today due to the incidence of life threatening anaphylactic reactions. We are a people who fear everything, including discomfort.
Learning that a tiny risk, (1/1,000,000)has increased by the use of a drug that relieves daily pain with an increased risk of double the past risk (2/1,000,000) would be decided by most people in favor of the reduction in pain. We really need facts and less regulation.