Study to Compare the Pharmacokinetics and Pharmacodynamics of 6 mg RGB-02 to 6 mg Neulasta

Inclusion Criteria: * Healthy males or non-pregnant, non-lactating healthy females aged 18 to 55 years * Body mass index ≥19.0 to ≤30.0 kg/m2 * Body weight \>55 kg" Exclusion Criteria: * Prior exposure to filgrastim, pegfilgrastim or lenograstim (Period 1 only) * Subjects who have received any IMP in a clinical research study within the previous 3 months * History of any drug or alcohol abuse in the past 2 years * Regular alcohol consumption in males \>21 units per week and females \>14 units per week (1 unit = ½ pint beer, 25 mL of 40% spirit or a 125 mL glass of wine) * Current smokers who smoke more than 10 cigarettes per day * Positive drugs of abuse test result * Serious adverse reaction or serious hypersensitivity to any drug or the formulation excipients