There is no point getting a blood test within two weeks of a liver-flush. The liver-flush alters all the electrolytes and will give very inaccurate and misleading results.
It is also advisable to limit the number of cleanses as they can demand conflicting requirements and lead to dehydration, which is a common cause of high iron concentrations in the blood. Dehydration is not drinking enough it involves a loss and imbalance of electrolytes.