Anti Estrogen Compounds (PCT) (46 Offers)
Kalpa Pharmaceuticals PCT products include anti-estrogens, aromatase inhibitors, and SERMs to restore natural hormone levels and protect your results after a steroid cycle.
Drug Class: Aromatase Inhibitor (Type I, Steroidal)
Active Substance: Exemestane
Strength: 25 mg/tablet
Amount: 30 Tablets
Active Life: 24–36 Hours
Average Dose: 12.5–25 mg/day
Liver Toxicity: Low
Aromatization Rate: Irreversibly Inhibits Aromatase
Anabolic Rate: N/A
Androgenic Rate: Low
Manufacturer: Kalpa Pharmaceuticals
Drug Class: Aromatase Inhibitor
Active Substance: Letrozole
Strength: 2.5 mg/tablet
Amount: 30 tablets
Active Life: ~2 days
Average Dose: 0.5–2.5 mg/day
Liver Toxicity: Low
Aromatization Rate: None
Anabolic Rate: N/A
Androgenic Rate: N/A
Manufacturer: Kalpa Pharmaceuticals
Drug Class: Aromatase Inhibitor (AI)
Active Substance: Anastrozole
Strength: 1 mg/tablet
Amount: 100 tablets
Active Life: 40–50 hours
Average Dose: 0.5–1 mg every other day
Liver Toxicity: Low
Aromatization Rate: N/A (prevents aromatization)
Anabolic Rate: N/A
Androgenic Rate: N/A
Manufacturer: Dragon Pharma
Laboratory Test: View Result
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: 100 tablets
Active Life: ~24 hours
Average Dose: 12.5–25 mg/day or EOD
Liver Toxicity: Low to Moderate
Aromatization Rate: N/A (irreversibly blocks it)
Anabolic Rate: N/A
Androgenic Rate: Mild (due to steroidal structure)
Manufacturer: Dragon Pharma
Laboratory Test: View Result
Drug Class: Selective Estrogen Receptor Modulator (SERM)
Active Substance: Clomiphene Citrate
Strength: 50 mg/tablet
Amount: 100 tablets
Active Life: 5–7 days
Average Dose: 25–100 mg/day
Liver Toxicity: Low
Aromatization Rate: None
Anabolic Rate: N/A
Androgenic Rate: N/A
Manufacturer: Dragon Pharma
Laboratory Test: View Result
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: Aromatase Inhibitor (AI)
Active Substance: Letrozole
Strength: 2.5 mg/tablet
Amount: 100 tablets
Active Life: ~2–4 days
Average Dose: 0.5–2.5 mg every other day
Liver Toxicity: Low
Aromatization Rate: Blocks conversion
Anabolic Rate: None
Androgenic Rate: None
Manufacturer: Dragon Pharma
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
Drug Class: SERM (Selective Estrogen Receptor Modulator)
Active Substance: Tamoxifen Citrate
Strength: 20 mg/tablet
Amount: 100 tablets
Active Life: 5–7 days
Average Dose: 10–40 mg/day
Liver Toxicity: Low to Moderate
Aromatization Rate: None
Anabolic Rate: None
Androgenic Rate: None
Manufacturer: Dragon Pharma
Laboratory Test: View Result
Drug Class: SERM (Selective Estrogen Receptor Modulator)
Active Substance: Raloxifene Hydrochloride
Strength: 60 mg/tablet
Amount: 100 tablets
Active Life: 24 hours
Average Dose: 60 mg/day
Liver Toxicity: Low
Aromatization Rate: None
Anabolic Rate: None
Androgenic Rate: None
Manufacturer: Dragon Pharma
Laboratory Test: View Result
Drug Class: Selective Estrogen Receptor Modulator (SERM)
Active Substance: Toremifene Citrate
Strength: 20 mg/tablet
Amount: 100 tablets
Active Life: 5–7 days
Average Dose: 40–60 mg/day
Liver Toxicity: Low
Aromatization Rate: None
Anabolic Rate: None
Androgenic Rate: None
Manufacturer: Dragon Pharma
Drug Class: Peptide Hormone (Gonadotropin)
Active Substance: Human Chorionic Gonadotropin (HCG)
Strength: 2500 IU/vial
Form: Lyophilized Powder
Amount: 2 mL Vial
Active Life: 64–72 hours
Average Dose: 250–1000 IU 2–3x/week (PCT); 500–2000 IU/week (on-cycle support)
Liver Toxicity: None
Aromatization Rate: Indirectly increases estrogen via testosterone conversion
Anabolic Rate: None (supports natural testosterone production)
Androgenic Rate: Low (via LH stimulation)
Manufacturer: Dragon Pharma
Laboratory Test: View Result
Drug Class: Aromatase Inhibitor (AI)
Active Substance: Exemestane
Strength: 25 mg/tablet
Amount: 50 tablets
Active Life: ~24 hours
Average Dose: 12.5–25 mg/day
Liver Toxicity: Low
Aromatization Rate: N/A (blocks estrogen synthesis)
Anabolic Rate: None
Androgenic Rate: Mild androgenic properties
Manufacturer: British Dragon
Drug Class: Aromatase Inhibitor (AI)
Active Substance: Letrozole
Strength: 2.5 mg/tablet
Amount: 50 tablets
Active Life: ~48 hours
Average Dose: 0.25–1.25 mg EOD
Liver Toxicity: Low
Aromatization Rate: N/A (blocks estrogen synthesis)
Anabolic Rate: None
Androgenic Rate: None
Manufacturer: British Dragon
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: Low
Aromatization Rate: None (blocks estrogen)
Anabolic Rate: N/A
Androgenic Rate: N/A
Manufacturer: British Dragon
What Is Post-Cycle Therapy (PCT)?
Post-Cycle Therapy (PCT) is a recovery phase after anabolic steroid use, designed to restore hormonal balance and protect against side effects. Kalpa Pharmaceuticals offers pharmaceutical-grade compounds to support this process effectively.
During a steroid cycle, your body's natural testosterone production is suppressed, often leading to issues like gynecomastia, water retention, fatigue, and libido loss. PCT helps reestablish hormonal function while preserving gains and reducing health risks.
Types of Kalpa PCT Compounds
Kalpa's PCT product line targets various stages of recovery. These include:
- Aromatase Inhibitors (AIs) – block conversion of androgens into estrogen (e.g., Letrozole, Exemestane)
- Selective Estrogen Receptor Modulators (SERMs) – bind to estrogen receptors to prevent estrogen-related side effects (e.g., Clomiphene, Tamoxifen)
- Testosterone recovery agents – support endogenous production (e.g., hCG-based or pituitary-stimulating compounds)
Benefits of Kalpa PCT Protocols
A properly managed post-cycle protocol with Kalpa products can:
- Prevent muscle loss and maintain gains
- Restore natural testosterone levels
- Eliminate excess water retention
- Reduce gynecomastia risk
- Stabilize libido and mood
- Improve liver health and lipid profiles
Choosing the Right PCT Products
Kalpa Pharmaceuticals provides detailed labeling and verified dosages for all PCT compounds. Products like Clomixyl or Aromaxyl are commonly used for restoring hormonal balance and blocking estrogen conversion after moderate to intense cycles.
Always tailor your PCT based on cycle intensity, bloodwork, and individual recovery speed. Combining both AIs and SERMs often produces optimal results in terms of hormone restoration and side effect management.
You can shop Kalpa PCT compounds directly in our store. We ship from the USA domestic and international locations with guaranteed authenticity and full tracking.
Frequently Asked Questions
When should I start PCT after a steroid cycle?
The ideal time to start post-cycle therapy depends on the compounds used. For short esters or orals, PCT can begin 2–3 days after your last dose. For longer esters like Enanthate or Decanoate, wait 10–14 days before starting your PCT protocol.
Do I need both a SERM and an aromatase inhibitor?
Yes, in most moderate-to-heavy cycles, it's ideal to combine a SERM like Clomixyl (Clomiphene) with an AI like Aromaxyl (Exemestane). SERMs block estrogen receptors, while AIs reduce total estrogen production, offering complete hormonal control during recovery.
Is PCT necessary after every steroid cycle?
Yes, even after mild cycles, PCT helps restore natural testosterone production, stabilize libido, and protect muscle gains. Skipping PCT increases the risk of hormonal imbalance, fatigue, and post-cycle muscle loss.
How long should a PCT cycle last?
A standard PCT lasts 4 weeks, but it can extend to 6 weeks depending on the compound dosage and duration of your steroid cycle. Products like Nolvaxyl (Tamoxifen) are often used for extended recovery in longer cycles.
Can I take Kalpa PCT products without a prescription?
Yes, Kalpa PCT products are available without a prescription from our online store. However, it's recommended to plan your protocol with bloodwork and professional guidance, especially for advanced or stacked cycles.
