Suppose The Food and Drug Administration has approved the use of a new drug for the treatment of Alzheimer's disease, despite concerns raised by some experts about its efficacy and potential side effects. The drug, developed by a pharmaceutical company based in California, is said to work by targeting a specific protein in the brain that is linked to the progression of the disease.
Can we infer that "The drug has not been approved by the FDA."? Yes, no, or maybe?