21 C.F.R. § 312.6 Labeling of an investigational new drug.
Title 21 - Food and Drugs
(a) The immediate package of an investigational new drug intended for human use shall bear a label with the statement “Caution: New Drug—Limited by Federal (or United States) law to investigational use.” (b) The label or labeling of an investigational new drug shall not bear any statement that is false or misleading in any particular and shall not represent that the investigational new drug is safe or effective for the purposes for which it is being investigated.
Title 21: Food and Drugs
PART 312—INVESTIGATIONAL NEW DRUG APPLICATION
Subpart A—General Provisions
§ 312.6 Labeling of an investigational new drug.