硬脂酸红霉素(以下简称硬红)70年代国外已广泛应用于临床,据国外资料报道成人口服硬红250mg峰时为2/小时,峰值1.28μg/ml。LD_(50)为425mg/kg(小鼠静注)。我国戴自英教授的实验数据亦与国外相似。且峰时前于红霉素碱(红碱),峰值高于红碱。是一种较好的口服抗菌药。 Erythromycin stearate (hereinafter referred to as hard red) abroad in the 1970s has been widely used in clinical abroad, according to foreign reports of adult oral hard red 250mg peak 2 / hour, the peak 1.28μg / ml. LD_ (50) was 425 mg / kg (intravenous injection of mice). The experimental data of Professor Dai Ziying in our country is also similar to that of foreign countries. And before the peak in erythromycin base (red base), the peak is higher than the red base. Is a good oral antibacterial.