USP<1151> Pharmaceutical Dosage Forms

USP 〈1151〉 Pharmaceutical Dosage Forms is a General Information chapter that provides guidance on standardized dosage-form terminology and descriptions. While not enforceable, it supports alignment with USP nomenclature policy and labeling conventions. It emphasizes classifying dosage forms primarily by physical dosage form (e.g., solution, tablet, ointment) and provides concise descriptions and naming conventions to support consistent use in USP, labeling, and industry communications. (General Information chapters >999 are informational)

In practice, USP <1151> serves as a reference for consistent dosage-form terminology across monographs, labeling, and regulatory documents, but it does not define compendial requirements or performance standards.

• Coverage. Broad set of human and veterinary dosage forms with definitions and concise guidance on design/attributes; organization is by physical attributes (Tier Two), with route-of-administration context provided as needed.

• Terminology standardization. Aligns dosage-form names with USP Nomenclature Guidelines (e.g., solution, suspension, aerosol, transdermal system), supporting consistent labeling and regulatory use.

• Not a test chapter. 〈1151〉 does not set performance standards; applicable tests and requirements reside in other chapters (e.g., 〈1〉 Injections and Implanted Drug Products for parenterals). 〈1151〉 may reference these where relevant.

• Examples (how the chapter is used). Oral (tablets/capsules/solutions), topical (creams/ointments/gels), parenteral (injection types defined under 〈1〉), inhalation/nasal, mucosal, transdermal systems—presented with brief definitions and considerations.