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Isoniazid

What the body does with Isoniazid, from the dose to the exit, as its Wikipedia drug infobox records it.

Quoted from the Wikipedia infobox, not yet written up by hand. The order is the usual order of events, not a measured schedule.

IsoniazidtakenExiturine (primarily), feces

The clock, on a log scale

Each bar runs from the dose to about five half-lives, roughly when 97% of that molecule has been converted or cleared. The scale is logarithmic so minutes and days fit on one line.

  1. hoursbreakdown

    Metabolism

    liver; CYP450: 2C19, 3A4 inhibitor 1

  2. half-lifehalf gone

    Elimination half-life

    0.5–1.6h (fast acetylators), 2-5h (slow acetylators) 1

  3. exitleaves the body

    Excretion

    urine (primarily), feces 1

Source

  1. Wikipedia, Isoniazid, drug infobox (revision 1373328078), CC BY-SA 4.0. Values quoted as they appear, with wiki markup removed.

Half-lives vary between people, doses and routes. This page explains what the body does with a drug. It is not dosing advice.