how long hydrocodone stay in blood after dosage
After more than a day or two, itâs unlikely that hydrocodone will still be present in the blood. Hydrocodone will show up on urine screens for 1-2 days, but the longest hydrocodone can stay in your system is in hair samples that detect hydrocodone use for 90 days or even longer.ow long do hydrocodone effects lastThe effects of hydrocodone last anywhere for 4-6 hours. Tablets usually last about 6 hours.But hydrocodone should not be taken more frequently than once every six hours. The cough medication that contains hydrocodone may not last as long, because the doses may be smaller.he effects of hydrocodone last anywhere for 4-6 hours. Tablets usually last about 6 hours. But hydrocodone should not be taken more frequently than once every six hours. The cough medication that contains hydrocodone may not last as long, because the doses may be smaller.