Vial strength 2000 IU 4000 IU 5000 IU 10000 IU HCG Dosage Chart HCG is dosed at 500 IU weekly via subcutaneous injection in educational protocols. Reconstitute the 5000 IU vial with bacteriostatic water before use. This information is for research and educational use only. Reconstitute: Add 2.0 mL bacteriostatic water → 2,500 IU/mL concentration. … Continue reading HCG (5000 IU Vial) Dosage Protocol