A bill to amend the Federal Food, Drug, and Cosmetic Act to require an appropriate warning on the label of any potentially dangerous drug.

Amends the Federal, Food, Drug and Cosmetic Act to require any drug that the Secretary of Health, Education and Welfare determines to be potentially dangerous to carry a warning on the label. Requires the label to carry additional information if the Secretary determines such information would be in the public interest.

Establishes labeling criteria for drugs with: (1) one active ingredient; and (2) those with more than one active ingredient prescribed by either trade or established name.

Requires the Secretary to designate an official name of any new drug approved under the Federal Food, and Cosmetic Act, and continues the authority of the Secretary to designate an official name for any other drug or combination of drugs.