It appears you have not yet Signed Up with our community. To Sign Up for free, please click here....

Thyroid Disorders Message Board

  • how long does levothyroxine stay in system?

  • Post New Thread   Closed Thread
    Thread Tools Search this Thread
    Old 03-02-2009, 07:12 AM   #1
    Join Date: Mar 2009
    Location: Litchfield MN 55355
    Posts: 2
    cathy79 HB User
    how long does levothyroxine stay in system?

    how long does levothyroxine stay in system? I was on it for over 4 months and never felt any improvement in my chief complaints (extreme fatigue and joint pain). My initial TSH was 5.78, but 2 months after taking it, was down to .78, but then last week was down to .05, so I was given a new prescription for sythroid .1 mg (was on levo .125 mg). Since I had gone to the

    Sponsors Lightbulb
    Old 03-02-2009, 07:25 AM   #2
    Senior Veteran
    Join Date: Aug 2006
    Location: Oak Ridge
    Posts: 6,705
    mkgb HB Usermkgb HB Usermkgb HB Usermkgb HB Usermkgb HB Usermkgb HB Usermkgb HB Usermkgb HB Usermkgb HB Usermkgb HB Usermkgb HB User
    Re: how long does levothyroxine stay in system?

    T4 has a 7 day half-life. So you should be at an approx equivalent of 112 in a week then 106.25 in 2 weeks and near enough for government work to 100 mcgs in four weeks. Now it will take an added 2-4 weeks for your symptoms to settle out AFTER you hit the 100 mcgs mark.

    If we learn by our mistakes, I am working on one hell of an education.

    Closed Thread

    Related Topics
    Thread Thread Starter Board Replies Last Post
    how long does it take for levothyroxine to start working after taking it gina coplestone Thyroid Disorders 10 08-27-2010 09:25 AM
    Hashimoto's - how long till the meds start to work? Lugrita Thyroid Disorders 2 01-29-2010 05:12 AM
    how long do drugs stay in your system raidersrok Drug Interactions / Side Effects 1 07-12-2009 01:01 PM
    how long does it take for beta blocker to take effect? needhealing777 High & Low Blood Pressure 51 07-17-2008 08:16 AM
    how long does BC stay in your system? rozzi13 Birth Control 2 05-19-2008 06:44 AM
    Does Levothyroxine lower my T4FREE? although My Tsh Is Normal jennyVee Thyroid Disorders 7 05-01-2008 11:28 PM
    how long does it take for levothroid to start working lleinenger Thyroid Disorders 3 11-15-2007 07:46 AM
    How long does suboxone stay in your system? mrgrateful Addiction & Recovery 3 04-20-2005 04:27 AM
    Milk is NOT good for us or our children (long) moonglow Alternative Medicine 2 06-26-2001 02:42 PM

    Thread Tools Search this Thread
    Search this Thread:

    Advanced Search

    Posting Rules
    You may not post new threads
    You may not post replies
    You may not post attachments
    You may not edit your posts

    BB code is On
    Smilies are On
    [IMG] code is Off
    HTML code is Off
    Trackbacks are Off
    Pingbacks are Off
    Refbacks are Off

    Sign Up Today!

    Ask our community of thousands of members your health questions, and learn from others experiences. Join the conversation!

    I want my free account

    All times are GMT -7. The time now is 03:31 PM.

    2019 MH Sub I, LLC dba Internet Brands. All rights reserved.
    Do not copy or redistribute in any form!