Table 1.

Summary of Pathogen Reduction Technology system characteristics.

System	Photosensitizing Agent	Primary Photoproducts	Treatment Conditions	Additional Steps	Maximum Approved Storage*
Theraflex	None	N/A	UVC (254 nm), 0.2 J cm−2	None	5 Days (platelets)
Theraflex MB	Methylene Blue	Leuko-MB, Azure A, Azure B, and thionine	Visible Light (590 or 630 nm), 180 J cm−2	Filtration	Plasma (2 years at ≤−30°C)
Intercept	Amotosalen (S-59)	Amotosalen dimers	UVA (320–400 nm), 3 J cm−2	Filtration, post-illumination	7 Days (platelets), Plasma (2 years at ≤−30°C)
Mirasol	Riboflavin (Vitamin B2)	Lumichrome	UV (280–400 nm), 6.24 J mL−1	None	7 Days (platelets), Plasma (2 years at ≤−30°C)

^*Depending on the country.