1 Drug Product COGS Calculator
Product Preset
1 Drug Substance Cost ($/g) ?
Dose per Unit (mg) ?
Fill Volume (mL) ?
Formulation Type
2 Fill-Finish Configuration
Container Type
Batch Size (units) ?
Batches per Year ?
Line Speed (units/h) ?
Line Cost ($/h) ?
Facility Type
Fill Yield (%) ?
Cold Chain ?
2 QC Release Testing Panel
3 Cost Analysis
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DP COGS per unit
Drug Product Cost of Goods (excluding DS)
Total COGS (DS + DP): $0.00/unit
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DP % of Total
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Units/Year
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DP Cost/Batch
Cost Breakdown per Unit
Waterfall: DS to Final DP
DP Cost Distribution
Sensitivity: DP COGS vs Batch Size
Detailed Cost Breakdown
Category$/Batch$/Unit% of DP

About Drug Product Cost of Goods for Biologics

Drug product (DP) cost of goods covers all manufacturing steps after the purified drug substance is produced. This includes formulation with excipients, aseptic filling into the final container (vials, pre-filled syringes, or autoinjectors), QC release testing, visual inspection, labeling, secondary packaging, stability testing allocation, and cold chain distribution. For a typical monoclonal antibody, DP COGS adds 20-40% on top of drug substance costs and ranges from $30 to $200 per unit depending on the container format, batch size, and facility type.

The fill-finish operation is the single largest DP cost driver, typically accounting for 25-35% of total drug product COGS. Aseptic filling lines run at $5,000-15,000 per hour, and throughput varies significantly by container type: high-speed vial lines process 6,000-12,000 units per hour while pre-filled syringe lines run at 1,000-6,000 units per hour. Container/closure costs are the second-largest driver. A complete vial system (glass vial, rubber stopper, aluminum crimp) costs $0.15-0.50 per unit, while a pre-filled syringe system costs $2.00-5.00 per unit. Autoinjector devices add $15-50 per unit.

QC release testing for a full biologics panel (identity, potency, purity, sterility, endotoxin, particulate, CCIT) costs $10,000-25,000 per batch. When amortised across a batch of 20,000 units, this is less than $1 per unit. However, for clinical-scale batches of 500-1,000 units, QC costs can exceed $10 per unit. This calculator helps you model these costs and identify where to focus cost reduction efforts for your specific product and scale.

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Further Reading

Frequently Asked Questions

What is drug product COGS in biologics?

Drug product (DP) COGS covers all manufacturing costs after the drug substance is produced: formulation with excipients, aseptic filling into containers (vials, pre-filled syringes, or autoinjectors), QC release testing, visual inspection, labeling, secondary packaging, stability testing, and cold chain distribution. DP COGS typically adds 20-40% on top of drug substance COGS and ranges from $30-200 per unit for biologics depending on container format and batch size.

How much does fill-finish cost for biologics?

Aseptic filling costs for biologics range from $5,000 to $15,000 per hour of line time, depending on the filling technology. At typical line speeds of 1,000-12,000 units per hour, the fill-finish cost per unit ranges from $0.50 to $15. Pre-filled syringes cost 2-3 times more than vials due to slower line speeds and more expensive container components. Outsourced fill-finish at a CDMO typically runs $30,000-300,000 per batch.

What is included in QC release testing for biologics?

A full QC release testing panel for biologics drug product typically includes: identity (peptide mapping), potency (cell-based bioassay), purity (SEC-HPLC, CE-SDS, icIEF), sterility (USP 71, 14-day test), bacterial endotoxin (LAL), subvisible particulates (USP 788), container closure integrity (CCIT), osmolality, pH, protein concentration (A280), and appearance. The total panel costs $10,000-25,000 per batch with turnaround of 3-4 weeks.

How much do vials vs pre-filled syringes cost?

Type I borosilicate glass vials cost $0.15-0.50 per unit as a complete closure system. Pre-filled syringes cost $2.00-5.00 per unit for a complete system in nest-and-tub format. Autoinjector devices add $15-50 per unit on top of the PFS. This container cost difference is the primary reason PFS drug products cost significantly more per unit than vial presentations.

What percentage of biologics COGS is drug substance vs drug product?

For a typical commercial monoclonal antibody, drug substance (upstream cell culture and downstream purification) represents 60-80% of total COGS, while drug product (fill-finish and packaging) represents 20-40%. The split varies by dose and container: a high-dose mAb in vials has a higher DS fraction, while a low-dose biosimilar in an autoinjector has a higher DP fraction because the device cost dominates.

How does lyophilization affect drug product cost?

Lyophilization adds $1.00-8.00 per vial to drug product COGS depending on batch size and cycle length. A typical cycle takes 24-72 hours, which significantly reduces line throughput. It requires additional excipients (mannitol, sucrose, trehalose) and adds a reconstitution step for the end user. Lyophilization is used when the protein is unstable in liquid form and extends shelf life from months to years.