Finasteride 5mg Tablets | 100-Count | Finasteride

QSC Finasteride (Finasteride (5α-reductase Type II inhibitor)) — ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.

✓ 99%+ Purity ✓ COA Available
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SKU: QSC-FINASTERIDE-5MG-100TAB
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QSC RESEARCH GRADE

≥99% HPLC PurityMS ConfirmedJanoshik COAIn-House SPPS5-Region Domestic Shipping

What is Finasteride?

Finasteride is a competitive 5α-reductase Type II inhibitor — blocks testosterone conversion to dihydrotestosterone (DHT). Reduces serum DHT by ~70%. Research: androgen metabolism, DHT-mediated BPH, androgenetic alopecia, DHT vs testosterone tissue-specific activity, 5α-reductase enzyme biology. CAS 98319-26-7.

Research Applications

5α-Reductase Inhibition

T→DHT conversion block — DHT-mediated androgenic pathway research

BPH/Prostate Models

DHT reduction in prostate — stromal and epithelial androgen research

Androgenetic Alopecia

Hair follicle DHT sensitivity — dermal papilla AR research

T vs DHT Comparison

Relative potency and tissue-specificity of T vs DHT dissection

HPG Axis Impact

5α-reductase inhibition — DHT contribution to HPG negative feedback

Quick Specs

Form Tablet — 5mg per tablet, 100-tablet bottle
CAS Number 98319-26-7
Molecular Formula C₂₃H₃₆N₂O₂
Molecular Weight 372.5 g/mol
Compound Type 5α-reductase Type II inhibitor
Purity ≥99% by HPLC — every batch
Identity MS molecular weight confirmed — every batch
COA Janoshik-independent, publicly verifiable
Manufacture In-house synthesis — Qingdao, China
Storage Room temperature sealed | cool, dry storage
Shelf Life 24 months unopened

Certificate of Analysis (COA)

For the latest Certificate of Analysis (COA), please email us with your request.
🧪 Peptide Research Tools: Use QSC’s free peptide calculators — reconstitution, BAC water, dosing, half-life, and mixing charts.
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🧬 PubMed Research — Finasteride
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1,385 publications found Last 10 years 3 most recent shown

Showing 3 of 1,385 for Finasteride

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Source: PubMed / NCBI  ·  Last 10 years  ·  Refreshed every 24 hours  ·  For research reference only — not clinical guidance.

⚠️ RESEARCH USE ONLY — NOT FOR HUMAN CONSUMPTION

QSC products are strictly for in vitro and in vivo laboratory research. Not intended for diagnostic, therapeutic, or personal use.

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Research Use Disclaimer

All QSC products are strictly for laboratory, scientific, and research use only. They are not for human consumption, medical treatment, diagnosis, or disease prevention.

By purchasing or using QSC products, you confirm:

  • You are a qualified researcher or acting under the supervision of one.
  • Products will only be used for legitimate research purposes.
  • Products are not evaluated by the FDA or any regulatory authority for human use.
  • You assume all responsibility for legal compliance, proper handling, and storage.
  • You meet the legal age requirement in your jurisdiction.
No Warranty: Products are sold “as is,” with no express or implied warranties regarding efficacy, safety, or suitability. Results in research may vary. QSC is not responsible for outcomes, interpretations, or conclusions drawn from any studies conducted using these products.
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General Safety & Handling

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Not for Human Use

These compounds are for research only. Any off-label, personal, or clinical use is strictly outside the intended scope of supply.

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PPE Required

Always use appropriate personal protective equipment (gloves, lab coat, eye protection) when handling peptides.

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Storage Compliance

Follow product-specific storage conditions to maintain identity, purity, and biological activity.

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Proper Disposal

Dispose of all materials in accordance with institutional biosafety, chemical waste, and hazardous material protocols.

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Verify Quality

Janoshik COAs are available on every product page. Verify batch identity (MS confirmed) and purity (≥99% HPLC) before use.

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Peptide Storage Guidelines

🌑 Light-protected💧 Low moisture🌡️ Stable temperature🔬 Sterile handling

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