Difficulty
advanced
Max Volume
1.5ml
Needle Gauge
25-27G
Needle Length
0.5-1"
Description
The pectoral muscles can be used for injections, though this is an advanced technique. Limited volume capacity and requires careful technique.
PIP Likelihood:
★
★
★
★
★
Injection Technique
1. Locate the thick part of the pec, avoiding the nipple area 2. Use the upper outer quadrant of the pectoral 3. Relax the muscle completely 4. Clean thoroughly 5. Insert at 90-degree angle 6. Aspirate carefully (vascular area) 7. Inject very slowly 8. Withdraw and apply pressure
Rotation Schedule
Use sparingly. Best reserved for advanced users with many injection sites in rotation. Allow 7-10 days between same-side injections.
Common Mistakes
Injecting too close to the nipple, not relaxing the muscle, using too large a volume, inadequate aspiration.
⚠️ Nerve & Safety Warnings
Pectoral nerves and major blood vessels nearby. Stay in the thick muscle mass. Avoid the area near the armpit and sternum.