lyophilization the creation of a stable preparation of a biologic substance by rapid freezing and dehydration of the frozen product under high vacuum. *LYOPHILIZED INJECTION: A MODERN APPROACH OF INJECTABLE DOSAGE FORM.* https://www.researchgate.net/publication/327889028_LYOPHILIZED_INJECTION_A_MODERN_APPROACH_OF_INJECTABLE_DOSAGE_FORM