

Drug Class: Aromatase Inhibitor (AI)
Active Substance: Letrozole
Strength: 2.5 mg/tablet
Amount: 50 tablets
Active Life: ~2 days
Average Dose: 0.5–2.5 mg/day
Liver Toxicity: Low
Aromatization Rate: N/A (blocks aromatase)
Anabolic Rate: None
Androgenic Rate: None
Manufacturer: Axiolabs
Letroplex by Axiolabs is a pharmaceutical-grade aromatase inhibitor (AI) formulated with 2.5 mg of Letrozole per tablet. Known under the trade name Femara, Letrozole is one of the most powerful estrogen-suppressing compounds used in both medical and bodybuilding settings. In the performance-enhancing world, Letroplex is used to combat estrogen-related side effects during anabolic steroid cycles and in post-cycle therapy (PCT).
Letrozole is a non-steroidal aromatase inhibitor that works by preventing the aromatase enzyme from converting testosterone into estrogen. This results in a significant reduction—up to 98%—in circulating estrogen levels. Originally developed to treat estrogen-positive breast cancer, Letrozole has become a staple among steroid users looking to avoid estrogen-induced issues such as gynecomastia and water retention. As clinical studies confirm, Letrozole is dose-dependent and extremely effective at estrogen suppression.
Letroplex is often favored when traditional AIs like Exemestane (Aromaxyl) or Anastrozole (Arimiplex) aren't strong enough to manage estrogen in heavy or high-aromatization cycles.
Letrozole dosing requires careful adjustment based on the compound stack, user sensitivity, and bloodwork. Most bodybuilders use:
Due to its potency, overdosing Letroplex can cause low estrogen symptoms—joint pain, decreased libido, fatigue—so it should be tapered carefully. Users running Duraplex or Oxyplex often rely on Letroplex for potent cycle protection.
Letroplex is frequently stacked with strong aromatizing steroids such as testosterone esters or methylated orals. It pairs well with:
For PCT, Letroplex is often used briefly in the first 7–10 days to control any late-cycle estrogen rebound. It can be followed by SERMs like Clomiplex or Tamoxiplex for optimal recovery.
To avoid counterfeit or underdosed AIs, users in the USA can rely on trusted Letroplex sources offering genuine Axiolabs Letrozole tablets. Fast, discreet shipping and verified suppliers ensure consistent results with every cycle.
Letroplex is powerful and should be used responsibly. Common side effects include:
These symptoms usually occur with overdosing and resolve after tapering. Bloodwork is strongly recommended for AI users running long cycles.
Letroplex offers serious estrogen control for advanced users. Whether you're using it to block estrogen during a heavy testosterone cycle or to prevent rebound during PCT, Axiolabs Letrozole delivers pharmaceutical-grade results. Combine it with testosterone, non-aromatizing compounds, or PCT agents for complete endocrine balance and post-cycle health.
Letroplex is used to block estrogen conversion during anabolic steroid cycles. It helps prevent side effects like gynecomastia and excess water retention.
Yes, Letroplex contains Letrozole, the active ingredient in Femara. It is a potent aromatase inhibitor used for estrogen suppression.
Start with 0.5 mg every other day and adjust based on cycle intensity and side effects. Avoid using 2.5 mg daily unless addressing severe estrogen issues.
Yes, Letroplex can be used during the first phase of PCT to prevent estrogen rebound, but should be tapered and replaced by SERMs afterward.
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Drug Class: SERM (Selective Estrogen Receptor Modulator)
Active Substance: Clomiphene Citrate
Strength: 50 mg/tablet
Amount: 50 tablets
Active Life: 5–7 days
Average Dose: 50–100 mg/day for PCT
Liver Toxicity: Low to Moderate
Aromatization Rate: None
Anabolic Rate: None
Androgenic Rate: None
Manufacturer: Axiolabs
Drug Class: Aromatase Inhibitor (AI)
Active Substance: Anastrozole
Strength: 1 mg/tablet
Amount: 50 tablets
Active Life: 2 days
Average Dose: 0.5–1 mg/day or EOD
Liver Toxicity: Low
Aromatization Rate: N/A (blocks aromatase)
Anabolic Rate: None
Androgenic Rate: None
Manufacturer: Axiolabs
Drug Class: Aromatase Inhibitor (Type I, steroidal)
Active Substance: Exemestane
Strength: 25 mg/tablet
Amount: 50 tablets
Active Life: 24–36 hours
Average Dose: 12.5–25 mg/day or EOD
Liver Toxicity: Low to Moderate
Aromatization Rate: N/A (blocks aromatase)
Anabolic Rate: None
Androgenic Rate: None
Manufacturer: Axiolabs
Drug Class: Selective Estrogen Receptor Modulator (SERM)
Active Substance: Tamoxifen Citrate
Strength: 20 mg/tablet
Amount: 50 tablets
Active Life: 5–7 days
Average Dose: 10–40 mg/day
Liver Toxicity: Mild
Aromatization Rate: None (estrogen blocker)
Anabolic Rate: N/A
Androgenic Rate: N/A
Manufacturer: Axiolabs