Challenges in Technology Transfer – Formula, Layout, Specifications MCQs With Answer

Challenges in Technology Transfer – Formula, Layout, Specifications MCQs With Answer

Introduction: Technology transfer is a critical phase in pharmaceutical development where a product’s formula, process, and controls move from R&D or one manufacturing site to another. This blog provides focused MCQs tailored for M.Pharm students to deepen understanding of practical challenges such as formulation robustness, facility layout constraints, specification setting, analytical method transfer, and regulatory expectations. Questions emphasize real-world scale-up issues—mixing, heat transfer, containment, sampling, and supplier variability—and require thinking about risk mitigation, acceptance criteria, and documentation. Use these MCQs to test knowledge, prepare for examinations, and sharpen problem-solving skills needed during successful technology transfer and commercialization.

Q1. What is the primary objective of a technology transfer from development to a manufacturing site?

• To minimize paperwork and administrative burden
• To ensure consistent and reproducible production of the product meeting predefined quality attributes at the receiving site
• To change the product formulation to reduce cost
• To establish a new marketing strategy for the product

Correct Answer: To ensure consistent and reproducible production of the product meeting predefined quality attributes at the receiving site

Q2. Which formulation-related issue frequently causes failure during technology transfer?

• Excipients with different functional grades or variability between suppliers
• Excessive stability of the active ingredient
• Too few analytical methods
• Overqualified equipment at the receiving site

Correct Answer: Excipients with different functional grades or variability between suppliers

Q3. During scale-up, why does mixing performance often change and require process re-optimization?

• Because laboratory operators work more slowly at large scale
• Because power input per unit volume and shear rates typically decrease with increasing batch size affecting homogeneity
• Because raw materials spontaneously become more reactive at larger volumes
• Because the API concentration is always lowered at scale

Correct Answer: Because power input per unit volume and shear rates typically decrease with increasing batch size affecting homogeneity

Q4. Which layout consideration is most important to prevent cross-contamination when transferring a process for a potent compound?

• Installing larger windows for natural light
• Designing dedicated containment, segregated material flow and unidirectional personnel flow
• Minimizing the number of stairs in the building
• Using open shelving in production rooms

Correct Answer: Designing dedicated containment, segregated material flow and unidirectional personnel flow

Q5. What is a critical element that must be defined in the technology transfer protocol?

• The marketing budget for the product
• The list of allowable lunch breaks for operators
• Detailed process parameters with acceptance criteria and sampling/analytical plans
• The corporate logo to use on batch records

Correct Answer: Detailed process parameters with acceptance criteria and sampling/analytical plans

Q6. Why do analytical methods often fail when transferred between sites?

• Because the receiving lab uses more fluorescent lighting
• Because the method was not demonstrated to be robust across matrix variations and equipment differences
• Because analysts refuse to follow SOPs
• Because reagents are always out of date at the receiving site

Correct Answer: Because the method was not demonstrated to be robust across matrix variations and equipment differences

Q7. What regulatory step is generally required when the manufacturing site of an approved product is changed?

• No action is required if the product looks the same
• A regulatory submission or supplement describing CMC changes and control strategy as per applicable guidance
• Only a phone call to the inspector
• Withdrawal of the marketing authorization

Correct Answer: A regulatory submission or supplement describing CMC changes and control strategy as per applicable guidance

Q8. Which specification category best ensures that the transferred product remains comparable to the reference product?

• Packaging color specifications only
• Critical Quality Attributes (CQAs) such as assay, impurity profile and dissolution/performance
• Employee uniforms and badge design
• Warehouse shelf location codes

Correct Answer: Critical Quality Attributes (CQAs) such as assay, impurity profile and dissolution/performance

Q9. How does facility layout most directly impact contamination risk during technology transfer?

• By influencing outdoor landscaping choices around the plant
• By determining material, personnel and waste flows that, if poorly designed, permit cross-contamination
• By changing the brand of copier in the quality office
• By altering the address listed on the label

Correct Answer: By determining material, personnel and waste flows that, if poorly designed, permit cross-contamination

Q10. What granulation issue commonly appears when scaling wet granulation from lab to production?

• Identical granule size distribution without adjustments
• Different heat and mass transfer leading to altered granule growth, density and residual moisture
• The API becomes insoluble in water
• Granulation always becomes faster and easier

Correct Answer: Different heat and mass transfer leading to altered granule growth, density and residual moisture

Q11. Which measurable criterion is most appropriate to declare a transferred process successful?

• The receiving site painted the same colors as the donor site
• Production yield, critical quality attributes, and reproducibility meet predefined acceptance criteria across representative batches
• The process consumes less electricity
• Operators find the process easy to remember

Correct Answer: Production yield, critical quality attributes, and reproducibility meet predefined acceptance criteria across representative batches

Q12. What is the correct approach when an excipient supplier must be changed during or after transfer?

• Switch immediately and hope no one notices
• Perform supplier qualification, obtain certificates of analysis, and conduct comparability testing with the product
• Ignore excipient changes because they are irrelevant
• Only change the supplier if the price is lower

Correct Answer: Perform supplier qualification, obtain certificates of analysis, and conduct comparability testing with the product

Q13. Which utility-related difference between sites often necessitates process adaptation?

• The style of restroom fixtures
• Differences in compressed air quality, steam supply, HVAC controls and available pressures/temperatures
• The age of the company website
• The brand of coffee served in the canteen

Correct Answer: Differences in compressed air quality, steam supply, HVAC controls and available pressures/temperatures

Q14. Residual solvent limits in specifications should be established based on which guidance?

• Company preference only
• ICH Q3C limits and toxicological risk assessments
• The color of the finished product
• The container closure system type

Correct Answer: ICH Q3C limits and toxicological risk assessments

Q15. Why is an appropriate sampling strategy critical during technology transfer?

• Because sampling keeps operators busy
• Because inadequate or unrepresentative sampling can mask process variability and produce misleading quality conclusions
• Because sampling determines the product price
• Because sampling reduces the need for process controls

Correct Answer: Because inadequate or unrepresentative sampling can mask process variability and produce misleading quality conclusions

Q16. Which dimensionless number is most commonly used to assess hydrodynamic similarity for mixing scale-up?

• Péclet number
• Reynolds number
• Biot number
• Schmidt number

Correct Answer: Reynolds number

Q17. For sterile product transfers, what is a key environmental control requirement?

• Open windows in aseptic areas
• Unidirectional airflow in Grade A zones and clearly defined Grade B/C/D support areas with validated HVAC performance
• Painting walls blue to indicate cleanliness
• Having music in the cleanroom

Correct Answer: Unidirectional airflow in Grade A zones and clearly defined Grade B/C/D support areas with validated HVAC performance

Q18. Which equipment difference can directly change tablet properties after transfer?

• The brand of hand sanitizer provided
• Punch/die tooling geometry and rotary press configuration affecting compression force, dwell time and tablet density
• The font used on the punch labels
• The number of shelves in the equipment room

Correct Answer: Punch/die tooling geometry and rotary press configuration affecting compression force, dwell time and tablet density

Q19. How should acceptance limits for cleaning validation be determined during transfer?

• By choosing arbitrary low numbers
• Based on toxicological evaluation (e.g., PDE), therapeutic dose, and practical analytical detection limits for the worst-case product
• By matching the previous facility’s limits exactly without review
• By using only the LOQ of the test method regardless of toxicity

Correct Answer: Based on toxicological evaluation (e.g., PDE), therapeutic dose, and practical analytical detection limits for the worst-case product

Q20. Which governance document is essential to manage responsibilities and change control after a technology transfer?

• A social media policy for the sites
• A quality agreement and a robust change control procedure between donor and receiving sites
• A memo about office seating arrangements
• A list of preferred taxis for night shifts

Correct Answer: A quality agreement and a robust change control procedure between donor and receiving sites

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