Duraxyl 100 mg
Kalpa Pharmaceuticals

Duraxyl 100 mg

NANDROLONE PHENYLPROPIONATE 100 MG INJECTION
Drug Class: Androgen; Anabolic Steroid; Androgen Ester; Progestogen
Composition:
- Active Substance: Nandrolone Phenylpropionate
- Concentration: 100 mg/mL
Presentation: 10 mL Vial
Manufacturer: Kalpa Pharmaceuticals
Common Name(s): Durabolin, Fenobolin, NPP

44.00 USD
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Duraxyl 100 mg Detailed

Duraxyl 100 mg – Nandrolone Phenylpropionate by Kalpa Pharmaceuticals

Duraxyl 100 mg by Kalpa Pharmaceuticals contains fast-acting Nandrolone Phenylpropionate (NPP), a shorter-estered version of Deca that allows users to enjoy anabolic benefits like joint relief, strength gains, and lean muscle development with more control and quicker clearance from the body.

What Is Nandrolone Phenylpropionate?

NPP is a 19-nor testosterone derivative known for its ability to enhance recovery, boost nitrogen retention, and promote collagen synthesis. It shares the same core benefits as Deca Durabolin but with a shorter half-life and faster results. Clinical overviews like this review on nandrolone applications in sports medicine show its relevance for athletic performance and muscle preservation.

Benefits of Duraxyl 100

This short-acting injectable labeled as Duraxyl 100 mg delivers smooth lean mass without excessive water retention. It's preferred by athletes who want the anabolic power of nandrolone but with faster action and easier recovery planning. Its favorable impact on joints and connective tissue makes it ideal for strength athletes during intense training phases.

Stacking Duraxyl with Other Compounds

Duraxyl 100 stacks well with fast-acting testosterone esters like Testoxyl Propionate, and anabolic agents such as Trenboxyl Acetate or Oxandroxyl for recomposition. It can also be used in lean bulk cycles alongside Dianoxyl or Testoxyl Enanthate (with longer cycle plans).

Dosing Protocol

  • Weekly dosage: 300–500 mg
  • Injection frequency: Every 2–3 days
  • Recommended cycle length: 8–10 weeks

Post-Cycle Therapy (PCT)

Even though NPP is milder on estrogen conversion compared to testosterone, it does suppress natural testosterone. To help restore hormonal balance, post-cycle options like Clomixyl or Nolvaxyl are recommended. For prolactin management during the cycle, Cabergoline may be considered.

Frequently Asked Questions

What is Duraxyl 100 used for?

Duraxyl 100 is used for lean muscle growth, joint support, strength gains, and faster recovery. It's ideal for athletes who want a faster alternative to Deca.

How often should I inject NPP (Duraxyl)?

Due to its short ester, Duraxyl (Nandrolone Phenylpropionate) should be injected every 2–3 days to maintain consistent blood levels and performance benefits.

Is Duraxyl safer than Deca Durabolin?

Yes. Duraxyl clears the system faster and allows better control over side effects. It's often preferred by users concerned about long-term suppression and recovery.

Do I need a PCT after Duraxyl?

Yes. Even though it's short-acting, Duraxyl suppresses testosterone. A proper post-cycle therapy using Clomixyl or Nolvaxyl is recommended to restore hormonal balance.

Duraxyl 100 mg Reviews
R
R
May 14, 2019 (12:38)

Used for 4 weeks. Don't track the scale, been cutting/ recomping, but body comp has deff improved, strength is up, nice clean gains with low water retention on 500 mgs a week. Best part for me with npp is the joint lubrication, always can tell quality npp by the way it makes my joints feel. I can lift heavy and have no issues on good npp and this is a quality product.

I can't comment on all their products, but their npp is top notch and their communication is great, great prices and great T/A. Would recommend them and will use them again for sure.

T
Tarek
Jul 16, 2018 (11:04)

i believe that kalpas NPP is far better. my joints felt amazing, my strength and weight went up. i love NPP and this was the best i ran. i didnt have any pip and it immediately made my sore joints feel better.

i ran the NPP with a test p cycle.

NPP at 30mg EOD and plan to run it again. loved it. i had some of the usual NPP/deca sides when i first started the first week i was grumpy, but this is normal when i start npp or tren.

L
Lasse
Dec 31, 2016 (16:59)

Could you help me test some of it. Before i buy

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