Miruvor

Montelukast / Singulair

5 people describe trying Montelukast / Singulair (4 with ME/CFS, 1 with long COVID).

0%
recovered fully or nearly
0 of 5
80%
improved (substantial or partial)
4 of 5
20%
relapsed
1 of 5
0%
no benefit
0 of 5

How it went

Did it last?

  • 1 of 5 said the benefit wore off: the one who relapsed.
  • 1 of 5 needed to keep doing it to stay well.

Read from what people wrote. A story that ends without a follow-up counts as lasting, so treat these as minimums.

Outcome describedAccountsShare
Full recovery00%
Near-full00%
Substantial240%
Partial240%
Relapsed120%
No benefit00%

Only 5 accounts. Treat these percentages as anecdotes, not rates.

By how ill people were

Severity at worstHow it wentnRecovered
Moderate10%
Severe10%

3 accounts don’t say how ill the person was.

Who published these accounts

Sells a treatment or program1 accounts
0%
Independent (blog, forum, news)4 accounts
0%

Right-hand number: share describing a full or near-full recovery. Pages that sell something, and advocacy sites, tend to publish only the successes.

All 5 accounts

  • Treatments. Yes, they do exist.

    Partial ME/CFS encephalogirl.substack.com Jul 2025

    In this follow-up post, Encephalogirl (Michelle) lists an expanded regimen: low-dose naltrexone, low-dose Abilify, guanfacine, about nine months of tenofovir as part of a planned minimum one-year antiviral course, six weeks of low-dose rapamycin at 1mg once…

  • List of ME/CFS Recovery and Improvement Stories (page 14 discussion)

    Substantial ME/CFS forums.phoenixrising.me 2025

    ixikd2025 credited a broad, kitchen-sink regimen spanning stimulant, mitochondrial, antihistamine/MCAS, and lifestyle interventions (meditation, running, acupuncture) for significant improvement. With so many concurrent changes, no single component could be…

  • Several long-COVID patients report improvements from antihistamines (Rich D)

    Partial Long COVID Moderate forums.phoenixrising.me Aug 2023

    Tried Singulair (montelukast), which produced significant, though not huge, improvement within about a week, while Pepcid (famotidine) and Zyrtec (cetirizine) had no effect for them. They suggest antihistamines are most useful for long-COVID patients who…

  • Amber's Long MCAS, POTS, MCS, ME/CFS Recovery Story

    Substantial ME/CFS SevereIll 30 years healthrising.org · sells Jun 2023

    Amber had digestive and allergy problems since childhood that became severe MCAS, POTS, MCS and ME/CFS after a marathon at thirty and a bad flu-shot reaction at thirty-one, leaving her homebound and fainting daily despite seeing more than a hundred doctors.…

  • The Temporary Recovery Stories (Michael)

    Relapsed ME/CFS Effect faded healthrising.org Jan 2020

    Commenter Michael credited the allergy drug Singulair, taken for post-nasal drip, with months of improvement that let him sleep, exercise and do cognitive training. No further detail on illness duration or on what happened after he stopped is given.