Cold-chain best practices for international pharmaceutical shipments

A checklist for planning and executing cold-chain shipments across borders.

Plan around the product

Every cold-chain shipment should start with the product’s storage conditions, stability data and allowable excursions. These define the packaging, the maximum transit time and the monitoring required.

Packaging and monitoring

  • Use validated packaging qualified for the expected ambient profile and duration
  • Pre-condition coolants exactly as specified by the packaging supplier
  • Place calibrated data loggers inside the payload, not just on the outside
  • Label clearly with storage conditions and “do not freeze” warnings where relevant

Route and partners

  • Prefer direct flights and pharma-certified handling at both airports
  • Avoid weekend and holiday arrivals when customs and cold storage may be unavailable
  • Confirm cold-storage capacity at the destination before dispatch
  • Pre-clear customs documents to minimise time on the tarmac

When something goes wrong

Have an excursion procedure ready: quarantine the product, retrieve the logger data, contact the manufacturer with the temperature profile and obtain a documented decision on release or rejection. Never release a product after an excursion without a documented assessment.

Unimax Pharm plans every cold-chain shipment individually and provides temperature records with each delivery.

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