Sustanal 375 (Testosterone Blend 375 mg/ml)

Sustanal 375 is a multi-ester testosterone blend formulated to provide both rapid onset and sustained anabolic activity. Its combination of short, medium, and long esters ensures stable blood levels and consistent performance enhancement throughout the cycle.

Scientific Overview

The testosterone blend in Sustanal 375 is designed to mimic the natural release pattern of endogenous testosterone while delivering enhanced anabolic effects. It supports muscle growth, strength development, recovery, libido, and overall hormonal balance, making it suitable for various physique and performance goals.

Mechanism of Action

• Activates androgen receptors in muscle and bone tissue


• Enhances protein synthesis and nitrogen retention


• Improves red blood cell production and oxygenation


• Supports hormonal function, libido, and overall well-being

Purpose / Indications

• Promotes significant increases in muscle mass and strength


• Supports recovery and training intensity


• Enhances performance and stamina


• Useful for bulking, recomposition, or foundational cycle support

Key Benefits

• Stable anabolic response from multi-ester formulation


• Balanced release profile for consistent hormone levels


• Enhanced training performance, energy, and endurance


• Improved muscle fullness and protein utilization

Composition

Active ingredients: Testosterone esters totaling 375 mg/ml

Solvent system: Sterile oil-based pharmaceutical excipients

Dosage and Administration

• For intramuscular injection only


• Inject into deep muscle using sterile technique


• Use under supervision of a qualified specialist

Warnings and Precautions

• For adult males aged 21+ only


• Not recommended for women or minors


• Avoid use in individuals with prostate, cardiac, hepatic, or renal conditions


• Monitor hormone levels during extended cycles


• Store in a cool, dry place below 25°C


• Keep out of reach of children

Storage

Store the vial upright below 25°C in a dry environment, protected from light. Do not freeze. Discontinue use if the solution becomes cloudy or particulates are present.

Packaging

Form: Sterile injectable solution

Strength: 375 mg Testosterone Blend per ml

Vial size: 10 ml glass vial

Presentation: 10 ml glass vial with plastic flip-off cap engraved with the Viking Pharma logo, packed inside a printed carton box