does b12 injection expire Hi I bought the injectable liquid but there's no use by date on it or how long you have to use it once it's opened. Anyone know the answer? TIA x Size:1000 mcg/ml - 10 ml (Pack of 4) Research Compound(5-Amino-1MQ) - sko-compounds Vitamin Shot

does b12 injection expire Hi I bought the injectable liquid but there's no use by date on it or how long you have to use it once it's opened. Anyone know the answer? TIA x Size:1000 mcg/ml - 10 ml (Pack of 4) Research Compound(5-Amino-1MQ) - sko-compounds Vitamin Shot

Research Compound(5-Amino-1MQ) - sko-compounds

Caution is advised if patients are above 70 years of age

Vitamin Shot

Size:1000 mcg/ml - 10 ml (Pack of 4)

If you don't have or did not purchase this together with your medication, you can use a heavy-duty plastic household container as an alternative (an empty liquid laundry detergent container is a good example) that is able to close, with a tight-fitting, puncture-resistant lid, without sharps being able to come out