Confidence votes 76. It depends on the temperature of the refrigerator and how well the pack is resealed. Three to ten days depending on the environment.
Pediatric Patients: Klonopin is administered orally. In order to minimize drowsiness, the initial dose for infants and children (up to 10 years of age or 30 kg of body weight) should be between 0.01 and 0.03 mg/kg/day but not to exceed 0.05 mg/kg/day given in two or three divided doses.
Klonopin (clonazepam) is a long acting benodiazepine with approximately a 40 hour half-life. The brain gradually adapts to chronic use until any sudden reduction in dosage cauâ¦ses an uncomfortable and possibly dangerous (chance of convulsions) withdrawal syndrome.