T3 side effects: I take t3 SR in morning with my... - Thyroid UK

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T3 side effects

Margiebess profile image
9 Replies

I take t3 SR in morning with my Ndt. Some days it seems to slow me down in a good way; lessen anxiety and increase focus but other days it makes me jittery and more anxious. Is this common? Has anyone had this experience?

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Margiebess profile image
Margiebess
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9 Replies
Aurealis profile image
Aurealis

Hi Margiebess, hope you don’t mind me asking, but how do you know that it is the T3 causing both sets of symptoms?

Margiebess profile image
Margiebess in reply toAurealis

Thanks for responding! Good point! Guess I know how I feel without it at all. May try without slow release.

greygoose profile image
greygoose

Slow release T3 is not the best, because you can never guarantee how much you are absorbing. Sounds like some days you absorb more than others.

Margiebess profile image
Margiebess in reply togreygoose

Thanks for your response! Guessing days it’s absorbed better are feel great days. Will try without SR.

greygoose profile image
greygoose in reply toMargiebess

You mean with ordinary T3?

Margiebess profile image
Margiebess in reply togreygoose

Yes thanks!

greygoose profile image
greygoose in reply toMargiebess

OK. Should be better. :)

HughH profile image
HughH

Various foods and supplements can interfere with the absorption of thyroid hormones (T3, T4 or NDT) medication. It is therefore better to take them away from food. The problem with slow release T3 is that it remains in the digestive system for a long time and is therefore likely to come into contact with food.

Harevalo profile image
Harevalo

I just started taking SR T3 as well and think I should switch to regular T3. I’ve been having shortness of breath and coughing a lot.

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