Which of the following would NOT be considered a form of misbranding?

The option describing a drug stored in unacceptable conditions is indeed not classified as misbranding. Misbranding primarily pertains to the labeling and marketing of a product—specifically, it addresses issues related to misleading or inadequate information on the product's label that could affect its safe and effective use.

When a drug lacks proper warnings, fails to provide directions for use, or does not include the manufacturer's address, it creates potential for misbranding. These factors could lead to consumer confusion or inappropriate use, directly impacting safety and efficacy.

However, the conditions under which a drug is stored, while critical to maintaining its integrity and efficacy, fall more under regulatory compliance related to proper storage standards rather than misbranding. This highlights the distinction between labeling requirements and storage conditions in pharmacy law.