Hi all,

I wanted to share the story of my functional PFS recovery. This is a case study and a contribution to the ongoing efforts to understand this illness. I think Dr. Powers' thesis ties into my case.

Dr. Powers: if you read this and want to review my labs, I would be happy to provide them or discuss my experience over a call. Anything I can do to help.

Everyone else: Please remember that this is an incredibly complex illness with immense variation. What worked for me may not work for you. Exercise extreme caution, and TEST before assuming anything.

It's been a hellish journey with a lot of ups and downs. I am one of the people who had rapid onset neurological destruction from finasteride. I do not have the more typical PFS that results from years of finasteride, and I didn't primarily have the sexual dysfunction. My PFS was almost entirely neurological.

It's taken me some time to figure out what may have happened to me, and I wanted to make sure that I was in a place of functional recovery before posting. One important note: I started taking mirtazipine about 3 months in. Despite my recovery, I do not recommend starting this drug, as it is very destabilizing to get off of and I think its contributions to my recovery were minimal.

It is only through the grace of God that I'm alive. There were stretches of this past 5 years where a sip of coffee would crash me into a months long spiral where I would wish for death. If you are there, do not give up. I am now dating a woman who I plan to marry, and most days I don't think about PFS at all. I drink coffee without issue.

I'll try to answer as many questions as I can. If you are someone whose case is very similar to mine, I can make myself available for a call to help with specifics.

I am a private person but I cannot keep silent about my functional recovery given that it could potentially save lives. Below is a summary of my case and theories -- I have a longer memo that Claude prepared for me that I can email to those who want it that goes into more detail. For some reason I cant post it here. I'm not a big reddit person so I will check back every few days to answer questions.

summary:

Neurological-Predominant PFS: A Case Study and Integrated Mechanistic Framework

TL;DR

Severe PFS from 10 days of finasteride (November 2021). No primary sexual dysfunction. Predominantly neurological — panic, dread, depression, food/chemical trigger sensitivity, autonomic dysfunction. Dramatic response to nutritional-dose lithium orotate (2.5mg). Identified mechanistic framework integrating Melcangi's neurosteroid work, Powers' Phase II thesis, and a novel piece about molybdenum-sulfation bottlenecks that may explain why some patients develop severe PFS while others tolerate finasteride. Sharing in case it helps others with similar phenotype.

Clinical Profile

• Male, early 30s, 10 days finasteride 1mg in November 2021
• Acute onset: brain zaps, inability to stand, severe panic. Never resolved.
• 4+ years of neurological PFS
• No erectile dysfunction, no anorgasmia, no loss of libido — distinguishes this case from typical PFS presentation. That being said, I didn't exactly have a high libido during the worst of it, given the level of suffering.
• Severe trigger sensitivity: fructose, antibiotics, pungent oils, NAC, B1, betaine HCl
• Each trigger produces a specific phenomenology: simultaneous overwhelming panic + dread + depression. This is the fingerprint of acute GABA-A receptor antagonism, not anxiety disorder.

Key Lab Findings (Selected)

HTMA (Trace Elements Inc): Comprehensive trace mineral depletion

• Lithium: 0.001 mg% (ref 0.003-0.020) — floor
• Molybdenum: 0.003 — floor
• Manganese: 0.004 — floor
• Cobalt: 0.001 — floor (B12 deficiency)
• Iron: 0.5 — biounavailable
• Magnesium: 2.1 — low

DUTCH (Jan 2022):

• Androsterone: 4034.6 (ref 500-3000) — ELEVATED
• Total DHEA production: 6249 (ref 3000-5500) — ELEVATED
• Classic Phase II sulfation accumulation pattern

MycoTOX: OTA 30.44 (ref <7.5), Citrinin 57.30 (ref <25) — significant burden

OAT: Arabinose 37 (fungal overgrowth), DHPPA 0.03 (beneficial bacteria absent)

Genetics (23andMe):

• COMT V158M Met/Met (slowest, ~25-30% normal activity)
• MTHFR C677T + A1298C compound heterozygous
• SRD5A2 V89L heterozygous (~30% reduced baseline 5-AR activity BEFORE finasteride)
• Multiple SULT2A1 heterozygous variants (reduced sulfation capacity)
• HLA-DQ2.5 heterozygous (celiac susceptibility, family history positive)
• HLA-DRB1*1501 (mold biotoxin susceptibility)
• SOD2 AG (mitochondrial antioxidant impairment)

The Integrated Mechanistic Framework

Three Layers Operating Simultaneously

Layer 1 — The Amplifier (CNS-wide): Lithium depletion → unchecked GSK-3β → NF-κB neuroinflammation → suppressed BDNF → destabilized circadian clock → amplification of every alarm signal into psychiatric catastrophe.

Layer 2 — The Sensor (Gut/enteric NS): Inflamed epithelium + sensitized enteric nerves + primed mast cells + fungal overgrowth → vagal alarm signals to brainstem from any chemical perturbation. Every food/supplement trigger routes through this same pathway. Acid activates ASIC receptors. Pungent oils activate TRPV1. Fructose activates osmotic + TRPV1 + fungal feeding. Antibiotics dump endotoxins. Same nerve, different inputs.

Layer 3 — The Infrastructure (Mineral cofactors): Comprehensive depletion means no compensation possible. Even when body tries to reroute metabolism around finasteride blockade, alternative pathways are bottlenecked by missing cofactors.

The Lithium-SRD5A1 Hypothesis

• Finasteride silences SRD5A2 (acutely + chronically via methylation - Melcangi 2019)
• Normally SRD5A1 can compensate by producing allopregnanolone
• SRD5A1 compensation requires intact infrastructure: TSPO function, mitochondrial steroidogenesis, BDNF, GSK-3β inhibition
• In lithium-depleted individuals, SRD5A1 cannot compensate because the cellular infrastructure isn't functional
• Result: total neurosteroid collapse. Both 5-AR isoenzymes non-functional.
• Lithium repletion → restored SRD5A1 → allopregnanolone production resumes → GABA-A receptor function recovers

My response confirmed this: Day 3 of lithium orotate 2.5mg felt like I was on a benzo (couldn't even lift weights at the gym). Allopregnanolone hitting upregulated GABA-A receptors that had been deprived for years. Within 2 weeks: autonomic function returning (sweating, hunger, temperature regulation), panic-free morning waking, dramatic improvement in trigger tolerance.

The Molybdenum-Sulfation Bottleneck (Novel Integration)

This explains why some people develop severe PFS while others tolerate finasteride.

• Molybdenum is cofactor for sulfite oxidase which produces sulfate
• Sulfate is the substrate for PAPS (phosphoadenosine phosphosulfate)
• PAPS is required by every SULT enzyme — including SULT2A1 which sulfates androgens AND neurosteroids
• Even if SULT2A1 is genetically perfect, it can't function without PAPS substrate
• Critical depletion of molybdenum → critical depletion of PAPS → sulfation crashes systemically

This means Phase II metabolic pileup (Powers' framework) has two layers:

1. Genetic enzyme reduction (heterozygous SULT variants)
2. Cofactor substrate depletion (molybdenum-driven)

Combination is multiplicative. SULT at 60% capacity + PAPS substrate at 15% availability = ~9% effective sulfation output.

The neurosteroid implication: SULT2A1 also sulfates the excitatory neurosteroids that antagonize GABA-A receptors (isoallopregnanolone, 3β-androstanediol). When sulfation collapses, these accumulate. Net effect at GABA-A: not just too little inhibitory modulator (allopregnanolone depleted), but too much antagonist (excitatory neurosteroids accumulating). The receptor is pushed toward excitation from both sides simultaneously.

This is the mechanism behind the panic-dread-depression triad. It's GABA-A receptor antagonism across every limbic and prefrontal region simultaneously, not anxiety disorder.

Why Fructose Is the Most Extreme Trigger

Three mechanisms simultaneously:

1. Gut pathway: osmotic stretch + TRPV1 + fungal feeding + zonulin + mast cell degranulation → vagal alarm
2. Sulfation pathway: fructokinase depletes hepatic ATP (20-50%) and traps phosphate → PAPS production crashes acutely → excitatory neurosteroids accumulate
3. Amplification: unchecked GSK-3β converts the above into psychiatric catastrophe

Three simultaneous mechanisms, same target (GABA-A receptors), minutes timeframe. Explains the disproportionate severity.

What Helped Me

First sustained improvement (2024) — addressing infrastructure:

• Na/K Up (foundational minerals, B vitamins)
• Creatine monohydrate 5g/day (ATP buffering protects PAPS synthesis; also reduces SAMe demand freeing methyl groups for slow COMT)
• Beta-glucan 1,3/1,6 from S. cerevisiae, every other day (trained immunity reverses mycotoxin-induced immunosuppression; directly binds OTA in gut; Dectin-1-mediated neuroprotective signaling)

Dramatic response (2026) — addressing the neurosteroid mechanism:

• Lithium orotate 2.5mg elemental nightly (Seeking Health)
• Within days: GABA-A buffering restored, autonomic function returning, trigger tolerance improving
• 5-day recovery from histamine crisis that would have been months of destabilization pre-lithium

Current stack:

• Lithium orotate, BPC-157, beta-glucan, charcoal, Na/K Up, creatine, vitamin C (low dose), L-glutamine, molybdenum glycinate (Carlson, just started), mirtazapine, red-blocking glasses, strict elimination diet

The Relationship to Dr. Powers' Work

Dr. Will Powers has been developing a Phase II metabolic accumulation framework for PFS, validated by Dr. David Healy at RxISK (May 2026). His diagnostic insight is real and important. His work focuses on sexual dysfunction outcomes.

My case extends his framework in two ways:

1. Neurological-predominant phenotype — same Phase II impairment pattern but presenting as panic/dread/depression rather than sexual dysfunction. Patients with this phenotype are underrepresented in current PFS research.
2. Cofactor-driven dimension — the metabolic pileup may not be purely genetic. Molybdenum status determines whether genetic SULT variants are subclinical or catastrophic. This could explain the 99%/1% split in finasteride response — most people with SULT variants have adequate cofactors and don't develop PFS.

Dr. Powers' framework and the lithium-SRD5A1 mechanism aren't competing — they describe different aspects of the same disease. Some patients may need androgen receptor restoration (Powers' focus). Some may need neurosteroid production restoration (lithium-SRD5A1). Some need both.

If You Have Neurological-Predominant PFS

This may apply to you specifically if:

• You took a 5-AR inhibitor (finasteride, dutasteride, doxycycline, metronidazole, saw palmetto, etc.)
• You have severe panic/anxiety/depression/cognitive impairment
• You have characteristic trigger sensitivities (especially fructose, alcohol, antibiotics, sulfur compounds)
• Sexual function is preserved or only mildly affected
• You've been told it's "just anxiety" or "medically unexplained"

Tests worth discussing with your practitioner:

• 23andMe + Promethease (or similar) for Phase II variants
• HTMA with TEI methodology (lithium, molybdenum, manganese specifically)
• DUTCH for steroid metabolite pattern
• MycoTOX for OTA/Citrinin if any mold exposure history
• OAT for fungal overgrowth markers
• Standard bloodwork: kidney panel, thyroid (full), B12, MMA, ferritin

What I would caution against:

• Sporanox/itraconazole (is itself a 5-AR inhibitor — would replicate the original injury)
• High-dose NAC or sulfur supplementation before repleting molybdenum
• Adding many interventions simultaneously (variables can't be interpreted)
• Pharmaceutical lithium without psychiatric indication (nutritional doses are completely different)
• Aggressive antifungal protocols before immune system is supported

This is not medical advice. Every intervention needs to be evaluated by a qualified practitioner with full access to your medical history. I'm sharing the mechanistic framework because it integrates pieces nobody else has put together, not because I'm prescribing a protocol.

Closing

I'm not fully cured yet. I'm about a year into functional recovery with a framework that finally makes sense after years of suffering. The mechanism is real. The mineral testing is informative. The lithium response is dramatic when the mechanism applies. The molybdenum piece may be the missing link explaining why some get PFS and others don't.

If you have the neurological-predominant phenotype and this resonates, get the testing. Do not just jump onto this protocol without first confirming you have similar lab markers. Find a practitioner willing to engage with the mechanism. Start with infrastructure (minerals, beta-glucan, creatine) before challenging the system. Be patient — recovery is months to years, not weeks.

You are not alone. Your symptoms are biochemically explicable. The path forward is real.

Happy to answer questions in the comments. I'll share more detail on any specific mechanism, intervention, or lab finding for anyone working through their own case.