From January to May 1943, only 400 million units of penicillin had been made; by the time the war ended, U.S. companies were making 650 billion units a month.

The preparation thus obtained, though not crystalline, has an activity of 450–500 Oxford penicillin units per mgm., corresponding to a complete inhibition of the growth of Staphylococcus aureus ...

Interpretation of certain penicillin sensitivities determined several years ago was difficult because 0.1 unit of penicillin per cubic centimeter was the highest concentration employed in some cases.

The discovery of the original antibiotic remains one of the most remarkable success stories in medicine. So why do we know ...

Penicillin G sodium 5million Units/mL; pwd for IM inj or continuous IV drip after reconstitution; contains sodium 1.68mEq per million Units. Bacteremia, pneumonia, endocarditis, pericarditis ...

Median Values of Blood Concentrations following the Intramuscular Injection of 50,000 Units of Commercial Penicillin, Crystalline Penicillin G and Penicillin X. Excretion studies revealed that ...