Validated cold‑chain packaging for pharmaceutical supply chains
Protecting medicines, preserving compliance,
and reducing carbon impact with wool‑insulated systems.

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GDP aligned
Always meet regulatory standards with confidence.
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Validated performance
Proven results for sensitive pharma shipments.
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Sustainable materials
Reduce waste with wool-based insulation.
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Trusted supply
Reliable partners for critical cold‑chain logistics.
Our pharma solutions
Thermopac FIBA bags
For smaller payloads and last-mile distribution, the FIBA Bag offers reliable thermal protection in a lightweight, flexible format. Whether delivering medicines direct to patients, supporting homecare programmes, or protecting samples in transit, FIBA Bags combine portability with robust performance.
- Compact, lightweight design
- Perfect for medication that requires refrigeration
- Optional integrated gel or PCM cooling elements
- Reusable & recyclable material options
- Available in multiple sizes
Thermopac FIBA liners
FIBA Liners transform standard cartons and rigid boxes into validated cold chain shippers. Designed for high-performance insulation, they are tested to meet the rigorous requirements of pharmaceutical, healthcare and food distribution.
- Temperature Range: Maintains 2–8°C or 15–25°C (CRT) for 48+ hours when used with pre-conditioned coolants.
- Compliance Tested: Validated under GDP-aligned thermal profiles.
- Payload Flexibility: Suitable for clinical trial kits, biologics, and high-value healthcare products.
Tailored formats & validations
Need a specific payload size, profile, or reuse model? We engineer custom configurations and support your validation process to ensure it aligns with your specific route profile, use case and regulatory needs.
From one-off prototypes to fully scaled solutions, we design systems that keep your products protected and compliant from door to door.
Gel packs
Coolant packs are perfect for all the systems we supply & you can be assured when using them with our insulated products that, your product is being sent in a fully validated temperature controlled system.
- 100% recyclable
- Pre-filled (no need to soak in water)
- Food safe & non-toxic
- High quality seal
- Do not stick together once frozen
ThermoPac food packaging comparison
| Product | Best For | Typical Payload Sizes | Temperature Hold (Chilled 2–8 °C) | Validation | Key Features | Sustainability |
|---|---|---|---|---|---|---|
| ThermoPac Liner | Pharma shipments, biologics, clinical trial kits, food cartons | Fits standard cartons (5L–30L) | Maintains 2–8°C or 15–25°C (CRT) for 48+ hours with conditioned coolants | ISTA 7D tested and GDP-aligned | Flat-packed, lightweight, easy to insert | Recyclable or compostable insulation & liners |
| ThermoPac Bag | Direct-to-patient deliveries, samples, small volume goods, home delivery | Small payloads typically (1L–10L) | Maintains 2–8°C or CRT for 24–48 hours | Tested under courier & last-mile | Portable, resealable, reusable | Wool insulation is 100% biodegradable |
Why pharma choose us
Over 20 years in temperature‑controlled packaging, with a focus on validated performance and carbon reduction. Centralised specs keep your teams aligned and reduce duplication.
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Proven validation
All systems are independently validated to meet GDP requirements.
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Sustainable impact
Natural wool insulation reduces plastic and EPS reliance.
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Rapid supply
Fast lead times ensure products arrive when you need them.
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Trusted partner
Two decades of experience supporting leading pharma companies.
Real world use case
The rise of weight loss pens and the growing need for cold-chain packaging
Injectable weight loss medications—often called “weight loss pens”—are surging in demand with the rise of GLP‑1 receptor agonists and other self‑administered therapies. This shift brings a critical challenge: temperature control.
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Why cold-chain packaging is essential
Weight loss pens are highly sensitive biological products that must be kept within 2–8 °C from manufacture to patient use. Any deviation can compromise efficacy, stability, and safety.
- Regulatory Compliance – Maintaining GDP and MHRA standards.
- Patient Safety – Medicines remain stable, effective, and safe to use.
- Supply Chain Integrity – Less wastage, fewer recalls, lower risk.
- Scalability – Packaging that scales with fast‑growing demand.

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Meeting the challenges of new pharma logistics
Prescribed to a wider demographic and delivered via retail/online pharmacies and direct‑to‑patient services, these products make last‑mile cold chain critical so medicines arrive at the correct temperature—clinic, pharmacy, or household.
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Sustainable packaging for a growing market
Rising demand means more packaging entering the market. ThermoPac’s liners, bags, and material tech combine high‑performance temperature control with eco‑friendly, biodegradable, compostable options to reduce carbon footprint.
Cold chain packaging for weight loss pen distribution
Background
An online pharmacy added weight loss pens (2–8 °C) and needed strict cold chain control from warehouse storage through last‑mile delivery.
The challenge
- Temperature sensitivity: maintain 2–8 °C.
- Patient safety and assured compliance.
- Direct‑to‑home deliveries: robust, lightweight packs.
- Sustainability targets (CSR / ESG).
The solution
ThermoPac’s tailored FIBA Range with wool‑based insulated liners and biodegradable outer bags. Validated for:
- GDP, GPhC, MHRA compliance (mapping + transport validation).
- Last‑mile resilience with payload protection up to 48 hrs.
- Compostable liners + recyclable components.
The result
- No temperature excursions across the validation period.
- 100% compliance with GDP standards.
- Improved patient confidence (correct‑temp arrivals).
- Reduced carbon footprint aligned to ESG goals.
Conclusion
The rise of weight loss pens is driving new cold chain needs—especially for direct‑to‑patient distribution. ThermoPac’s innovative, eco‑friendly solutions deliver compliance, performance, and sustainability for modern healthcare logistics.
Ready to improve your pharma cold-chain?
Speak with us about samples, validation, or switching away from EPS.