Long COVID with dizziness and brain fog, now much better after guanfacine and naltrexone
- Condition
- Long COVID
- At worst
- Severe (mostly bedbound)
- Ill before improving or writing
- 5.5 years
- Last post
- Feb 2026
In their words
- Condition: Long COVID
I’m 31, M, fit, and have been dealing with LH since mid-July 2020.
In context ↗ - At worst: Severe
30 and working literally from my back in bed
In context ↗ - Now: Much better
Still dealing with rare breakthrough brain fog due to viral infections (guanfacine has cleared up most of it) and dysautonomia/POTS. That's about it
In context ↗ - Began after: COVID
I was first infected in mid-July 2020.
In context ↗ - Says they never had: Headaches & migraine
minus headaches typically
Read from 137 of their posts and comments; links to the 44 this page draws on
- Aug 2021
- Sep 2023
- Feb 2026
- Oct 2020
- Oct 2020
- Feb 2021
- Mar 2022
- Oct 2020
- Nov 2020
- Dec 2020
- Sep 2022
- Sep 2022
- Sep 2022
- Jan 2026
- Jul 2021
- Jul 2021
- Aug 2021
- Dec 2022
- Sep 2021
- Jan 2022
- Sep 2021
- Jan 2022
- Sep 2022
- Feb 2022
- Mar 2022
- May 2022
- Sep 2023
- Feb 2022
- Nov 2022
- Sep 2023
- Sep 2023
- Feb 2021
- Feb 2021
- Jan 2022
- Mar 2022
- Sep 2023
- Mar 2022
- Aug 2025
- Jun 2023
- Nov 2021
- Apr 2021
- Nov 2020
- Sep 2023
- Dec 2021
Summary
Tulip 87927 fell ill with COVID in July 2020 and later worked lying down with near-daily dizziness and brain fog, plus numbness and breathlessness. A gluten-free elimination diet helped his pre-existing fatigue; salt and compression for POTS helped somewhat, low-dose naltrexone and NAC helped his remaining neurological issues, and guanfacine later almost eliminated brain fog and dizziness. By June 2023 he was about 75-85% of his former self. Repeat viral infections still worsen his symptoms, and tachycardia on standing persists.
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What they tried
What they credit
Also tried
Their words about each treatment
- albuterol (asthma inhaler) · No change
Albuterol never helped me (asthma inhaler).
In context ↗ - laying prone · Helped
Laying prone did. It opens up your lungs.
In context ↗ - meclizine · No change
The meclizine did not help me but it is easy to get.
In context ↗ - Scopolamine patch · Worse
None are effective in any way for me and the Scopolamine made things worse.
In context ↗ - dramamine · No change
tried dramamine, Scopolamine patch and meclizine. None are effective in any way for me
In context ↗ - aspirin (baby aspirin and high-dose aspirin) · Helped
I can get rid of about 30-70% of the brain fog depending on the day with about 3-4k mg of aspirin
In context ↗ - elimination diet (gluten-free, dairy-free) · Helped a lot
Confirmed something is up though with an elimination diet and now feel less fatigued than I have in years
In context ↗ - gatorade (salt) and compression stockings · Helped
I am drinking lots of gatorade (for salt) and also using compression stockings which seem to help about 15% when combined.
In context ↗ - clemastine fumarate · Not said
I am not taking high dosages though (1.34 mg at night).
In context ↗ - Zyrtec · Helped
antihistamines helped at the beginning when I had extremely high histamine levels but don’t do much now
In context ↗ - famotidine · Helped
I think famotidine helped the most honestly. It’s an H2 blocker.
In context ↗ - prednisone / steroids · Helped
Nothing from the treatment regiment worked except maybe the steroids and that was temporary.
In context ↗ - bromelain · No change
bromelain seemed to do nothing that I could tell. negative or positive.
In context ↗ - beta blockers (propranolol) · Worse
Beta blockers made my brain fog and lightheadedness about 5 times worse so I abandoned them.
In context ↗ - vitamin D · No change
taking vitamin d anyway but has not helped.
In context ↗ - working out / weightlifting · Worse
Working out a lot which seems to make it worse.
In context ↗ - pacing · No change
I’ve been pacing for 2.5 years and working out regularly since the beginning. Still not better
In context ↗ - ivermectin · No change
TL:DR: ivermectin didn’t help.
In context ↗ - fluvoxamine (Luvox) · Worse
fluvoxamine made me actively worse while I was on it
In context ↗ - 3 day fast · No change
Did not work for me. Did a 3 day fast
In context ↗ - cannabis · Worse
No, it doesn’t help me. Seems to make the brain fog/lightheadedness worse. Was worth trying.
In context ↗ - sound machine · Helped
I sleep with a sound machine and it helps quite a bit.
In context ↗ - quercetin · Helped
It helps with sinus issues but not much else. Maybe 5-10%?
In context ↗ - vitamin C · No change
same with vitamin c. did nothing.
In context ↗ - low histamine diet · Helped
and a low histamine diet helped substantially
In context ↗ - nattokinase (natto) · Not said
Also had natto added at one point.
In context ↗ - l-lysine · Not said
Also tried l-lysine. Didn’t seem to be as effective.
In context ↗ - garlic · Not said
Garlic also has some similar effects and I tried that as well.
In context ↗ - keto diet · Helped
So far I've had pretty dramatic improvement about 1.5 months in for brain fog and PEM.
In context ↗ - intermittent fasting · Not said
tried KETO and intermittent fasting
In context ↗ - hydroxychloroquine (Plaquenil) · Helped
I honestly think it was the drug but I had not had hardly any progress for 19 months and now I'm having strings of good days
In context ↗ - weeks out of the house · No change
I have spent weeks out of my house and the symptoms never wane.
In context ↗ - working lying down with monitor above bed · Helped
I also mounted my monitor above my bed so I can work laying down and that helps significantly with brain fog.
In context ↗ - LDN (low dose naltrexone) · Helped
I'm up to 4.5 MG now but when I first started, even at 1.5, I would get an opiate-like sensation of pain relief every day I took it.
In context ↗ - NAC · Helped
NAC cut brain fog for me probably 50% at its best and 20% at its worst.
In context ↗ - guanfacine · Helped a lot
Guanfacine has almost eliminated brain fog and dizziness.
In context ↗ - aggressive autoimmune protocol · Not said
I have just started a fairly agressive autoimmune protocol with my doctor
In context ↗ - time · Helped
I credit probably 65% of my recovery to meds and 35% to time.
In context ↗ - COVID vaccination as treatment · Not said
mild arm soreness, muscle twitching for like two days. nothing painful.
In context ↗
Approaches: H2 blockers · Diet · Other drugs and medicines · Supplements
Their path
How ill they were on the ME/CFS severity scale, estimated from what they describe at each point, with time counted from when the illness began. Hover or tap a point. Dates are when they posted. What the levels mean.
Show as a table
| When | What happened | Where they were | After |
|---|---|---|---|
| mid-July 2020 | COVID-19 infection; neurological symptoms beginI was first infected in mid-July 2020.In context ↗ | Moderate | |
| late 2020, about 5 months in | near-daily dizziness and brain fog; worked from bed30 and working literally from my back in bedIn context ↗ | Severe | |
| 7 months | fully gluten-free; fatigue much better7 months - finally figured out what had gluten in it and stopped accidentally gluten poisoning myself. fatigue got a lot better after. so much better.In context ↗ | Mild | |
| 12 months | numbness limited to left hand and foot; salt and compression for POTSstarted trying to consume extra salt and using compression stockings to help with POTS.In context ↗ | Mild | |
| December 2021 | relapsed a month after Omicron reinfectionI was doing better before I got Omicron in Dec, then I relapsed about a month later.In context ↗ | Moderate | |
| April 2022 | dramatic improvement in brain fog and PEM on ketoSo far I've had pretty dramatic improvement about 1.5 months in for brain fog and PEM.In context ↗ | Mild | |
| 2 years | first recovery plateau; began working more uprightstarting to work more uprightIn context ↗ | Mild | |
| 2.5 years | second plateau after LDN and NAC2.5 years - found LDN and NAC and hit plateau 2In context ↗ | Mild | Low-dose naltrexone |
| 3 years | guanfacine brought brain fog close to normal3 years - started Guanfacine, brain fog maybe 90%-95% of normalIn context ↗ | Mild | Guanfacine |
| September 2023 | reinfection worsened long COVID symptomsI got reinfected and had some worsening LH symptoms but overall doing ok.In context ↗ | Mild | |
| February 2026 | rare breakthrough brain fog after viral infections; POTS persistsStill dealing with rare breakthrough brain fog due to viral infections (guanfacine has cleared up most of it) and dysautonomia/POTS. That's about itIn context ↗ | Mild | Guanfacine |
Adverse events
- COVID vaccination as treatment“mild arm soreness, muscle twitching for like two days. nothing painful.” In context ↗ Side effects
- Scopolamine patch“None are effective in any way for me and the Scopolamine made things worse.” In context ↗ Made symptoms worse
- “But I had to stop taking them due to an ulcer. I was taking aspirin for my heart inflammation as recommended by my doctor.” In context ↗ Gut side effects
- Propranolol (Inderal)“Beta blockers made my brain fog and lightheadedness about 5 times worse so I abandoned them.” In context ↗ Made symptoms worse
- Fluvoxamine (Luvox)“fluvoxamine made me actively worse while I was on it” In context ↗ Made symptoms worse
- Fluvoxamine (Luvox)“fluvoxamine made me extremely fatigued to the point where I couldn’t even stay upright.” In context ↗ Side effects
- “I don’t know how willing I am to do this long term, especially since I started bruising easily” In context ↗ Other
Symptoms mentioned
Their words about their symptoms
- Post-exertional malaise
even if it means bad PEM during DOMS period
In context ↗ - Brain fog
still get break through brain fog from time to time, almost always 3-4 weeks after a viral infection
In context ↗ - POTS & dysautonomia
Still have dysautonomia and POTS.
In context ↗ - Vision problems
eye pressure/pain issues and a ton of floaters
In context ↗ - Neuropathy & tingling
almost all of the nerve tingling is gone
In context ↗ - Heart symptoms & palpitations
Most of my other issues have gotten significantly better, specifically the POTS and the cardiac inflammation/chest tightness.
In context ↗ - Breathlessness
random shortness of breath
In context ↗ - Muscle weakness
lost 24 pounds, very hard to lift
In context ↗ - Hair loss
I am still losing hair (after 4 mo).
In context ↗ - Temperature regulation
I used to get hot flashes that lasted about 4 hours for about 6 months post-COVID.
In context ↗ - Mast cell (MCAS) & allergies
I couldn’t drink even decaf coffee because it elevated my histamine levels to the point where I was randomly getting hives.
In context ↗ - Gut problems
Also have no gastro issues anymore.
In context ↗ - Tinnitus
some days it’s very loud where I can’t hear what’s being said on TV and in calls
In context ↗
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