u/Ben_Sajjad

▲ 1 r/SIBO

SIBO After H. pylori Treatment – Hydrogen Dominant + Methane, Severe Brain Fog & Dizziness

Hi everyone,

I recently tested positive for SIBO after dealing with H. pylori for months. I completed treatment and eradicated it (confirmed by breath and stool tests), but now I’m dealing with SIBO.
My results show hydrogen-dominant SIBO with a significant rise (baseline 4 → 57 at 90 min, peak 160), and methane levels also elevated (peaking around 23) — so it looks like mixed SIBO, but mainly hydrogen.

My symptoms:
- Brain fog / groggy feeling
- Dizziness and weakness (this is the most concerning)
- Constipation (sometimes) + occasional diarrhea
- Abdominal pain
- Weight loss
- Fatigue
- Food intolerances

The dizziness and “foggy head” feeling have been really worrying. My doctor even referred me to cardiology, but everything looks normal so far — yet the symptoms are still there.
I’ve been prescribed:
- Xifaxan (rifaximin)
- Neomycin
- Also currently on a PPI

I’ve read that neomycin can have some side effects, which makes me a bit hesitant.

For those who’ve been through this:
- What helped you the most during treatment?
- Did you take probiotics alongside antibiotics? If yes, which ones worked for you?
- Any tips for managing the brain fog and fatigue? Is it related to SIBO or something else?

For context, my endoscopy last year showed gastritis and H. pylori. H. pylori is now gone, but SIBO has come up instead.

Would really appreciate any advice or shared experiences.
Thanks 🙏

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u/Ben_Sajjad — 2 days ago

I have been admitted to UC Berkeley (Full Ride) and Columbia GS program. International Relations and Global Studies are the preferred majors. Personally leaning toward UCB but anyone here has the similar situation?

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u/Ben_Sajjad — 7 days ago

Hi everyone,

I’m looking for someone to share a room in a 2-bedroom house on Telegraph Ave.

Shared room in a 2BR.

Preferably a grad student, but undergrads are welcome too

Good location, close to campus and shops

If you’re interested or have any questions, feel free to DM me!

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u/Ben_Sajjad — 12 days ago

I’m 4 months post HP treatment and 2 of retest were negative but I am having abdominal pain, constipation , foggy brain , grogginess and little weight loss. My doc ordered SIBO and it was high positive. Who else here got SIBO after HP treatment? How was it?

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u/Ben_Sajjad — 14 days ago