1 The radioactive iodine is usually given in pill form, although it can be given in liquid form. 2  Some people have trouble swallowing pills. 3  If you do, tell your doctor in Nuclear Medicine before your treatment.
Shelf Life. While an alkaline battery is reliable, it has a shelf life of about 7 to 10 years. Around that time, the chemicals within the battery become stagnant and no longer produce a chemical reaction to power the battery. Some people believe that placing unused batteries in a freezer extends their shelf life.
Battery Expiration Dates. Since the life you'll get from a battery is dependent on when the battery was made, not necessarily when it was put into service, itâs important to know the date code so you can be sure the battery you buy is âfreshâ and hasnât been sitting on the shelf for a couple of years.