2.3.P.1 Description and Composition of the Drug Product
(1)A description of the dosage of drug product and its composition should be provided with a table to present the action of each composition and the specification. Overages should be explained and the dissolvent which is used but removed in the end should be in the table.
Composition | amount | Overages | action | specification |
the dissolvent which is used but removed in the end |
(3) Description of container and material of package.
2.3.P.2 Pharmaceutical Development
Summarize the purpose of the development, including dosage, strength and reason of the selection.
2.3.P.2.1 Components of the Drug Product
2.3.P.2.1.1 Drug substance
Summarize the compatibility of the drug substance with excipients. Refer to 3.2.P.2.1.1 (Page: ) for the details.
Additionally, summarize key physicochemical characteristics (e.g., solubility, particle size distribution, or crystal form) of the drug substance that can influence the performance of the drug product and also the control of all this characteristics.
2.3.P.2.1.2 Excipients
Generally introduce the types and the tests and/ or reference of amount selection. Refer to 3.2.P.2.1.2 (Page: ) for the details.
2.3.P.2.2 Pharmaceutical Development
2.3.P.2.2.1 Formulation Development
Refer to 3.2.P.2.2.1(Page: ) for the process of formulation development and supporting information.
A tabulated summary of the variation and reasons of formulation of different development steps, as well as supporting validation tests should be provided. For example:
Formulation of laboratory scale tests | Formulation of pilot scale tests | Formulation of large scale tests | Main variation and reasons | Supporting information |
2.3.P.2.2.2 Properties of drug products
Summary relevant to the performance of the drug product, such as pH, ionic strength, dissolution, redispersion, reconstitution, particle size distribution, polymorphism, rheological properties, should be addressed.
The quality comparative tests results between the products and innovator in the formulation development should be provided. For example:
(1)Dissolution of oral solid preparations: batch number, batch number and manufacture of the innovator; condition of dissolution, sampling points; comparative tests results.
(2)Related substance: batch number, batch number and manufacture of the innovator; methods of tests and calculation; comparative tests results.
2.3.P.2.3 Manufacturing Process Development
Refer to 3.2.P.2.3(Page: ) for the details of the selection and optimization of manufacturing process.
A tabulated summary of the variation and related supporting research information from lab scale tests to large scale tests, including batch size, devices, parameters, etc. should be provided.
Example:
Summary of the variation of manufacturing process
manufacturing process of laboratory scale tests | manufacturing process of pilot scale tests | manufacturing process of large scale tests | Main variation | Supporting information |
Example:
Summary of batch analysis
Batch No. | Manufacture date | Manufacture address | Scale | recovery | purpose | quality | ||
Assay | Impurity | Other indications | ||||||
Item | Container | Accessories** |
Type* of Packing material | ||
Manufacturer of Packing material | ||
Registration No. of Packing material | ||
Valid date of license | ||
Number of approved specification |
**including the accessories which contact the drug directly, such as combined with polypropylene plastic containers infusion and plastic containers with polypropylene interface infusion
Refer to 3.2.P.2.4 (Page: ) for the details.
2.3.P.2.5 Compatibility
Summarize the compatibility of the drug product with diluent(s) or dosage devices. Refer to 3.2.P. 2.5 (Page: ) for the details.
2.3.P.3 Manufacture
2.3.P.3.1 Manufactures
The name (full name), address, telephone number and fax of each manufacturer and each proposed production site or facility involved in manufacturing and testing should be provided.
2.3.P.3.2 batch formula
A description of the composition of drug product in scale for production should be provided with a table to present the action of each composition and the specification. Overages should be explained and the dissolvent which is used but removed in the end should be in the table.
Composition | amount | Overages | action | specification |
the dissolvent which is used but removed in the end |
(1) flow diagram of process: refer to 3.2.P.3.3 (Page: )
(2) description of manufacturing process: Main processes, parameters and scales should be identified by a brief description of each manufacturing process (including steps). Refer to 3.2.P.3.3 (Page: )
(3) Main equipments: Refer to 3.2.P.3.3 (Page: )
(4) draft scale of large production: units of drug product/batch (oral preparation, etc. ) or volume of solution before filled/batch (solution, injection, etc).
2.3.P.3.4 Controls of Critical Steps and Intermediates
List all the critical steps and the parameter control ranges of manufacture process
Refer to 3.2.P.3.4 for the details of identification of critical steps and the parameter control ranges of manufacture process.
Refer to 3.2.P.3.4 for the details of quality control of intermediates
2.3.P.3.5 Process Validation and Evaluation
aseptic and specified processing preparation: protocol of process validation (No. version number: ) and validation report (No. version number: ). Refer to 3.2.P.3.5(Page: )
other preparation: protocol of process validation (No. version number: ) and validation report (No. version number: ). Refer to 3.2.P.3.5(Page: ); Otherwise, protocol of process validation (No. version number: ) and report of batch production (No. version number: ). Refer to 3.2.P.3.5 for the details of draft and validation undertaking (Page: )
2.3.P.4 Control of Drug substance and Excipients
Composition | Manufacturer | Approval number | Specification |
Using and removal of the dissolvent during process | |||
2.3.P.5.1 Specification
A tabulated summary of specification should be provided as below. If there are release and shelf life specification, please explain each one in the table. Refer to 3.2.P.5.1(Page: ) for the details of specification.
Item | Method | Release specification | Shelf life specification |
Description | |||
identification | |||
Degradation substance | |||
dissolution | |||
Contents uniformity/weight variation | |||
Resident solvent | |||
water | |||
Particle size distribution | |||
sterility | |||
bacterial endotoxin | |||
others | |||
assay |
List chromatographic condition of each method: degradation substance, resident solvent, assay, etc.
List the dissolution condition and quantitative method, etc.
Refer to 3.2.P.5.2 for the details of analysis methods.
2.3.P.5.3 Validation of Analytical Procedures
The validation results should be tabulated as following:
Example:
Method validation of related substance
item | result |
specificity | Disturbance of excipients; separation of known impurities; separation tests of the substance hard to separate; stress tests; …… |
Linearity & range | Related to known impurities |
Detection limit and quantitation limit | |
accuracy | Related to known impurities |
Precision | Repeatability and intermediate precision |
Stability of solution | |
Durability | System durability, extraction stability |
2.3.P.5.4 Certificate of analysis
Refer to 3.2.P.5.4(Page: ) for the COAs of 3 batches(batch number: )
2.3.P.5.5 Impurity analysis
A tabulated summary of impurities should be supplied.
For example:
Analysis of impurities
Impurity | structure | Resource | Control limit | In specification(Yes/No) |
2.3.P.5.6 Justification of Specification
Refer to 3.2.P.5.6 for the details(Page: )
2.3.P.6 Reference Standards
Pharmacopoeia Reference: resource, batch number
Working standard: summarize the methods and results of standardization of assay and purification
2.3.P.7 Stability
2.3.P.7.1 Summary of stability
(1) sample:
Batch number | |||
Strength | |||
Resource and batch number of API | |||
Manufacture date | |||
Manufacture address | |||
Batch size | |||
Inner packing material |
Stability results
Items | Conditions | Completed period (planed period) | |
Stress tests | High temperature | ||
High humidity | |||
Light stress | |||
Other tests | |||
Accelerated stability tests | |||
Intermediate condition tests | |||
Long term stability tests | |||
Other tests |
Item | Storage condition | Test period | Test item | Analysis method and validation | result |
compatible stability | |||||
Open multi-dose products stability | |||||
compatibility tests of drug products with device | |||||
Other tests |
Refer to 3.2.P.7.2 for the details (Page: )
Draft packing material, storage condition and shelf-life should be listed as follow:
Draft inner packing material | |
Draft storage condition | |
Draft shelf-life | |
Remind about related content of insert sheet |
Tabulate the tests results, and refer to 3.2.P.7.2 for the details(Page: )
Example:
Tests item | Method and limit(requirement) | Test results |
Description | Method: eg. Visual check , should meet the requirement of specification | During the months ~ (period), result of each points meet the requirement |
Degradation products | Method: eg.HPLC ; ImpurityA-NMT % Other impurity -NMT % Total impurity-NMT % | During the months ~ (period) Impurity A- % Other impurity - % Total impurity- % The result does not show the apparent change trends. |
Dissolution | min NLT % | During the months ~ (period), result of each points meet the requirement and do not show apparent change trends |
Assay | Method, %~ % | During the months ~ (period), the range of variation is from %(min.)~ %(max.) and do not show apparent change trends |