Indication: 1. Prevent and treat acute hypotension during spinal block anesthesia; 2. This product can be used as an auxiliary symptomatic treatment for hypotension caused by bleeding, drug allergy, surgical complications, brain trauma or brain tumor combined with shock; 3. It can also be used for hypotension caused by cardiogenic shock or sepsis.

Indication: It is used for the treatment and prevention of angina pectoris caused by coronary heart disease, and can also be used to lower blood pressure or treat congestive heart failure.

Indication: Vitamin drugs. Suitable for 1. Prevention and treatment of scurvy, and can also be used as an auxiliary treatment for various acute and chronic infectious diseases and purpura. Large doses of intravenous injection are used for Keshan disease and rescue in cardiogenic shock. 2. Treatment of chronic iron poisoning: Vitamin C promotes the chelation of iron by deferoxamine, which accelerates the excretion of iron. 3. Treatment of idiopathic methemoglobinemia 2. 4. The following situations increase the need for vitamin C: (1) Patients undergoing chronic hemodialysis, gastrointestinal diseases (long-term diarrhea, gastric or ileal resection), tuberculosis, cancer, ulcer disease, hyperthyroidism, fever, infection, trauma, burns, surgery, etc. (2) Patients who receive parenteral nutrition due to strict control or selection of diet, malnutrition, sudden weight loss, and during pregnancy and lactation. (3) When using barbiturates, tetracyclines, salicylates, or vitamin C as a urinary system acidifier.

Indication: Vitamin drugs. Suitable for 1. Prevention and treatment of scurvy, and can also be used as an auxiliary treatment for various acute and chronic infectious diseases and purpura. Large doses of intravenous injection are used for Keshan disease and rescue in cardiogenic shock. 2. Treatment of chronic iron poisoning: Vitamin C promotes the chelation of iron by deferoxamine, which accelerates the excretion of iron. 3. Treatment of idiopathic methemoglobinemia 2. 4. The following situations increase the need for vitamin C: (1) Patients undergoing chronic hemodialysis, gastrointestinal diseases (long-term diarrhea, gastric or ileal resection), tuberculosis, cancer, ulcer disease, hyperthyroidism, fever, infection, trauma, burns, surgery, etc. (2) Patients who receive parenteral nutrition due to strict control or selection of diet, malnutrition, sudden weight loss, and during pregnancy and lactation. (3) When using barbiturates, tetracyclines, salicylates, or vitamin C as a urinary system acidifier.

Indication: Vitamin drugs. Suitable for 1. Prevention and treatment of scurvy, and can also be used as an auxiliary treatment for various acute and chronic infectious diseases and purpura. Large doses of intravenous injection are used for Keshan disease and rescue in cardiogenic shock. 2. Treatment of chronic iron poisoning: Vitamin C promotes the chelation of iron by deferoxamine, which accelerates the excretion of iron. 3. Treatment of idiopathic methemoglobinemia 2. 4. The following situations increase the need for vitamin C: (1) Patients undergoing chronic hemodialysis, gastrointestinal diseases (long-term diarrhea, gastric or ileal resection), tuberculosis, cancer, ulcer disease, hyperthyroidism, fever, infection, trauma, burns, surgery, etc. (2) Patients who receive parenteral nutrition due to strict control or selection of diet, malnutrition, sudden weight loss, and during pregnancy and lactation. (3) When using barbiturates, tetracyclines, salicylates, or vitamin C as a urinary system acidifier.

Indication: Vitamin drugs. Suitable for 1. Prevention and treatment of scurvy, and can also be used as an auxiliary treatment for various acute and chronic infectious diseases and purpura. Large doses of intravenous injection are used for Keshan disease and rescue in cardiogenic shock. 2. Treatment of chronic iron poisoning: Vitamin C promotes the chelation of iron by deferoxamine, which accelerates the excretion of iron. 3. Treatment of idiopathic methemoglobinemia 2. 4. The following situations increase the need for vitamin C: (1) Patients undergoing chronic hemodialysis, gastrointestinal diseases (long-term diarrhea, gastric or ileal resection), tuberculosis, cancer, ulcer disease, hyperthyroidism, fever, infection, trauma, burns, surgery, etc. (2) Patients who receive parenteral nutrition due to strict control or selection of diet, malnutrition, sudden weight loss, and during pregnancy and lactation. (3) When using barbiturates, tetracyclines, salicylates, or vitamin C as a urinary system acidifier.

Indication: Vitamin drugs. Suitable for 1. Prevention and treatment of scurvy, and can also be used as an auxiliary treatment for various acute and chronic infectious diseases and purpura. Large doses of intravenous injection are used for Keshan disease and rescue in cardiogenic shock. 2. Treatment of chronic iron poisoning: Vitamin C promotes the chelation of iron by deferoxamine, which accelerates the excretion of iron. 3. Treatment of idiopathic methemoglobinemia 2. 4. The following situations increase the need for vitamin C: (1) Patients undergoing chronic hemodialysis, gastrointestinal diseases (long-term diarrhea, gastric or ileal resection), tuberculosis, cancer, ulcer disease, hyperthyroidism, fever, infection, trauma, burns, surgery, etc. (2) Patients who receive parenteral nutrition due to strict control or selection of diet, malnutrition, sudden weight loss, and during pregnancy and lactation. (3) When using barbiturates, tetracyclines, salicylates, or vitamin C as a urinary system acidifier.