How long can Retacrit (epoetin zeta) pre-filled syringes be kept outside the refrigerator for ambulatory use, and at what maximum temperature?

For ambulatory use, Retacrit (epoetin zeta) pre-filled syringes may remain outside the refrigerator for up to 3 days at no more than 25°C, without being returned; discard if unused afterward, keep in the original package to protect from light, and do not freeze or shake.