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Long COVID Moderate → relapsedIll 3.5 years before improving or writingNeeds ongoing treatment

Long COVID with brain fog and POTS, briefly better then worse after fludrocortisone

Condition
Long COVID
At worst
Moderate (mostly housebound)
Ill before improving or writing
3.5 years
Last post
Mar 2026
In their words
  • Condition: Long COVIDI've been hauling for 2.5 years and it's still here. In context ↗
  • At worst: ModerateI had an extremely bad reaction to it, completely exhausting me and making me the worst I've ever been. In context ↗
  • Now: RelapsedI was healthy enough to occasionally go outside and play competitive video games ... completely exhausting me and making me the worst I've ever been. In context ↗
  • Began after: COVIDI've been hauling for 2.5 years and it's still here. In context ↗
Read from 17 of their posts and comments; links to the 15 this page draws on

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Summary

Prairie 72968 had long COVID for at least 2.5 years, with brain fog, POTS, exercise-worsened symptoms and low mood. Propranolol helped tachycardia and anxiety, guanfacine briefly cleared cognition but caused low blood pressure and muscle weakness, and LDN helped with tiredness. A fludrocortisone trial caused an extremely bad reaction, leaving them the worst they had been and doing pretty much nothing by March 2026.

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What they tried

Their words about each treatment
  • Ivabradine · Not saidPropranolol has been amazing for me even better than Ivabradine In context ↗
  • Propranolol · Helped a lotPropranolol has been amazing for me even better than Ivabradine. Been on it for two years and it still works exactly the same. In context ↗
  • eating super healthy and cutting a bunch of shit out my diet · Helpeddecided to eat super healthy and cut a bunch of shit out my diet which made my symptoms better In context ↗
  • exercise 30 mins a day · WorseI only exercise for about 30 mins a day to treat pots ... the problem is when I do that I can not longer think well at all In context ↗
  • guanfacine · HelpedThe first 20 days I felt slow but two months in I felt the most cognitively clear I've felt in years I had to quit tho because it made my blood pressure too low In context ↗
  • nac · HelpedI just started nac and guanfacine 15 days ago ... Had a little more brain fog and tiredness the first week but now I feel way better and feel more real In context ↗
  • ldn · Helpedstill on ldn and I feel it helps me not feel as tired In context ↗
  • fludrocortison · Much worseI tried fludrocortison and I had an extremely bad reaction to it, completely exhausting me and making me the worst I've ever been In context ↗
  • doing pretty much nothing · HelpedI used to get this from walking around the block and no longer have it now that I do pretty much nothing In context ↗

Approaches: Diet · Other drugs and medicines · Supplements

Their path

What they say at each step doesn’t fit the worst point or outcome above on the severity scale, so the steps are listed as they describe them. Dates are when they posted.

WhenWhat happenedAfter
2022Long COVID onsetI've been hauling for 2.5 years and it's still here. In context ↗
about 2023-05Started propranolol; helped tachycardia, shakiness and anxiety and allowed competitive video gamesPropranolol has been amazing for me even better than Ivabradine. In context ↗Propranolol (Inderal)
2024-11-26Plateaued on improvements but still miserableI've plateaued on improvements and still miserable and treatments seem so far out. In context ↗
2024-12-28Daily exercise for POTS worsened brain fogthe problem is when I do that I can not longer think well at all much more confusion and brain fog etc. In context ↗Everyday exercise and activity
2025-01-20Cut foods from diet; symptoms improved but lost weightdecided to eat super healthy and cut a bunch of shit out my diet which made my symptoms better In context ↗
2025-02-05Started NAC and guanfacine; after a worse first week felt better and more realHad a little more brain fog and tiredness the first week but now I feel way better and feel more real. In context ↗Guanfacine
2025-05-01Stopped guanfacine after low blood pressure, erectile dysfunction and extreme muscle weaknessI had to quit tho because it made my blood pressure too low and gave me erectile dysfunction and extreme muscle weakness. In context ↗Guanfacine
2025-06-07Started LDN; had all the listed symptoms and more brain fogI just started too and I have all those symptoms as well, a lot of brain fog rn. In context ↗Low-dose naltrexone
2025-09-22On LDN for months and felt at worstI've been on ldn for several months and I'm at my worst right now as I continue In context ↗
about 2025-11Fludrocortisone caused an extremely bad reaction and worst-ever stateI tried fludrocortison and I had an extremely bad reaction to it, completely exhausting me and making me the worst I've ever been. In context ↗Fludrocortisone / Florinef
2025-12-05Off LDN for a week due pharmacy; felt withdrawal-like negative differencebeing off of it definitely feels like withdrawals because I'm no longer being assisted by a medication. In context ↗Low-dose naltrexone
2025-12-17Better; LDN helped with tiredness and MCAS was part of fatigue and POTSI'm better I was getting worse for a completely different reason, still on ldn and I feel it helps me not feel as tired. In context ↗Low-dose naltrexone
2026-03-02Doing pretty much nothing; avoids walking and visual symptoms only with walkingI used to get this from walking around the block and no longer have it now that I do pretty much nothing. In context ↗

Adverse events

  • Everyday exercise and activity“it helps my heart rate slow down when I do it every day ... I can not longer think well at all much more confusion and brain fog etc.” In context ↗ Made symptoms worse
  • Guanfacine“Had a little more brain fog and tiredness the first week” In context ↗ Side effects
  • Guanfacine“first week my blood pressure was too low and I couldn't think well, drive, or play video games at all” In context ↗ Low blood pressure or fainting
  • Guanfacine“I had to quit tho because it made my blood pressure too low and gave me erectile dysfunction and extreme muscle weakness.” In context ↗ Side effects
  • Low-dose naltrexone“I just started too and I have all those symptoms as well, a lot of brain fog rn.” In context ↗ Made symptoms worse
  • Low-dose naltrexone“I've been on ldn for several months and I'm at my worst right now as I continue” In context ↗ Made symptoms worse
  • Fludrocortisone / Florinef“I tried fludrocortison and I had an extremely bad reaction to it, completely exhausting me and making me the worst I've ever been.” In context ↗ Made symptoms worse

Symptoms mentioned

Their words about their symptoms
  • Post-exertional malaiseBrain fog gets worse when Ive been exercising consistently In context ↗
  • Brain foga lot of brain fog rn In context ↗
  • POTS & dysautonomiaI had no idea that was a huge part of my fatigue and pots. In context ↗
  • Heart symptoms & palpitationsheart rate goes up and stays up In context ↗
  • Anxiety & low moodI've plateaued on improvements and still miserable In context ↗
  • Mast cell (MCAS) & allergiesI would recommend seeing if you have mcas because I had no idea that was a huge part of my fatigue and pots. In context ↗
  • Vision problemsI used to get this from walking around the block and no longer have it now that I do pretty much nothing. In context ↗

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