Description
Overview
Blocks estrogen at breast tissue (helps gyno) and at the hypothalamus (raises LH/FSH); used for gyno management and PCT.
Composition / Profile
- Active compound: Tamoxifen
- Drug class: Selective estrogen receptor modulator (SERM)
- Pack / dose (this listing): 50tab / 10mg
Format
- Oral tablet
- Pack / dose: 50tab / 10mg
Dosage & Usage Patterns
- Bodybuilding (commonly cited): Commonly cited PCT: ~40 mg/day for 2 weeks then 20 mg/day for 2–4 weeks; also used for gynecomastia at ~20–40 mg/day.
- Clinical / general reference: Individual; used in structured recovery/anti-gyno protocols.
- Half-life: ~5-7 days.
- Protocols vary by individual, compound stack, and bloodwork — figures above reflect community-reported patterns, not medical recommendations.
Effects
Reported benefits (commonly cited)
- Blocks estrogen at breast tissue (anti-gyno).
- Stimulates HPTA via hypothalamic estrogen receptor blockade.
- Core PCT agent.
Reported side effects
- Mood changes, nausea, small VTE (clotting) risk, vision changes (rare).
Key Interactions
- Interacts with some antidepressants (CYP2D6) and anticoagulants.
- Estrogen-receptor activity.
Role in Post-Cycle Therapy
- Core PCT agent and gyno treatment.
- Raises endogenous gonadotropins.
Precautions
- Clotting risk relevant in predisposed individuals.
- Combine-with-AI logic should be clinician-guided.
Common Misconception
Myth: ‘Nolva blocks all estrogen everywhere.’
Evidence: it’s a modulator — antagonist in some tissues, agonist in others (e.g., bone/liver).
Related Categories
- Browse more in Post Cycle Therapy (PCT) → Tamoxifen.
Storage
- Store in a cool, dry place away from direct light and moisture






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