Cefmetazole-containing pharmaceutical composition

[0052] Cefmetazole sodium 500g;

[0053] Mannitol 150g;

[0054] Calcium EDTA 2g;

[0055] Vitamin C 1.5g,

[0056] 2000ml of disodium hydrogen citrate and trisodium citrate buffer solution with a molar ratio of 1:4,

[0057] Add water for injection to 4000ml

[0058]

[0059] 1000 bottles

[0060] Preparation: First mix 2000ml of disodium hydrogen citrate and trisodium citrate buffer solution, then take the above-mentioned amount of cefmetazole sodium, mannitol, calcium EDTA, vitamin C and dissolve in citric acid buffer solution, and then dilute to 4000ml, filtered through a filter membrane with a pore size of 0.22um, after the clarity is qualified, filled, half-tightened, freeze-dried in a box, packaged, and ready to use. Wherein, the preparation method of disodium hydrogen citrate and trisodium citrate buffer solution is as follows: weigh disodium hydrogen citrate 13g,...

[0062] Cefmetazole sodium 1000g;

[0063] Mannitol 200g;

[0064] Calcium EDTA 3g;

[0065] Vitamin C 2g,

[0066] Disodium hydrogen citrate and trisodium citrate buffer solution with a molar ratio of 1:4 2000ml

[0067] Add water for injection to 4L

[0068]

[0069] 1000 bottles

[0070]Preparation: First mix 1000ml of disodium hydrogen citrate and trisodium citrate buffer solution, then take the above-mentioned amount of cefmetazole sodium, mannitol, calcium EDTA, vitamin C and dissolve in citric acid buffer solution, and then dilute to 4000ml, filtered through a filter membrane with a pore size of 0.22um, after the clarity is qualified, filled, half-tightened, freeze-dried in a box, packed, and ready to use. Wherein, the preparation method of disodium hydrogen citrate and trisodium citrate buffer solution is as follows: weigh disodium hydrogen citrate 13g, trisodiu...

[0072] Cefmetazole sodium 500g;

[0073] Mannitol 100g;

[0074] Calcium EDTA 1g;

[0075] Vitamin C 1g,

[0076] Disodium hydrogen citrate and trisodium citrate buffer solution with a molar ratio of 1:4 2000ml

[0077] Add water for injection to 4L

[0078]

[0079] 1000 bottles

[0080] Preparation: First mix 2000ml of disodium hydrogen citrate and trisodium citrate buffer solution, then take the above-mentioned amount of cefmetazole sodium, mannitol, calcium EDTA, vitamin C and dissolve in citric acid buffer solution, and then dilute to 4000ml, filtered through a filter membrane with a pore size of 0.22um, after the clarity is qualified, filled, half-tightened, freeze-dried in a box, packaged, and ready to use. Wherein, the preparation method of disodium hydrogen citrate and trisodium citrate buffer solution is as follows: weigh disodium h...