I f you mean space, that has been defined in many ways, 60 miles, 62 miles, 80 miles, 100 miles. For â¦ that answer you need to specify what you really need to know. Like where is there no more air, what is the International definition of the beginning of space.
If the level is not quite right, the doctor can easily work out from the blood test what the dose should be. Lithium blood tests need to be taken at least 12 hours after the last dose of lithium to make sure the test is reliable. Any time a change is made in the dose, the level has to be checked about five days later.
3. Have the doctor take blood tests for lithium levels 12 hours after the last dose. Inform the doctor if it has been less than 11 hours or more than 13 hours since the last dose. 4. Inform the doctor if other medications are being taken, since they can change lithium levels. 5.