. "4501-00-2"^^ . . . "FDA"^^ . "Erythromycin PhosphatePTNCI" . "C0014813"^^ . "Pharmacologic Substance"^^ . "Erythromycin Phosphate"^^ . "I8T8KU14X7"^^ . "Erythromycin Phosphate"^^ . "C37H67NO13.H3O4P"^^ . "C87759"^^ . "ERYTHROMYCIN PHOSPHATEPTFDAI8T8KU14X7" . . .