Indication: 1. Acute and chronic leukemia, with good short-term efficacy for chronic myeloid leukemia, rapid effect, but short remission period; 2. Acquired hemolytic anemia, idiopathic thrombocytopenic purpura, systemic lupus erythematosus; 3. Chronic rheumatoid arthritis, chronic active hepatitis (hepatitis related to autoimmunity), primary biliary cirrhosis; 4. Hyperthyroidism, myasthenia gravis; 5. Others: chronic nonspecific ulcerative colitis, segmental enteritis, polyradiculitis, lupus nephritis, proliferative nephritis, Wegener's granulomatosis, etc.

Indication: 1. Acute and chronic leukemia, with good short-term efficacy for chronic myeloid leukemia, rapid effect, but short remission period; 2. Acquired hemolytic anemia, idiopathic thrombocytopenic purpura, systemic lupus erythematosus; 3. Chronic rheumatoid arthritis, chronic active hepatitis (hepatitis related to autoimmunity), primary biliary cirrhosis; 4. Hyperthyroidism, myasthenia gravis; 5. Others: chronic nonspecific ulcerative colitis, segmental enteritis, polyradiculitis, lupus nephritis, proliferative nephritis, Wegener's granulomatosis, etc.

Indication: This product can be used as an alternative medicine for the treatment of the following infections in patients allergic to penicillin: acute tonsillitis, acute pharyngitis, sinusitis caused by hemolytic streptococci, pneumococcus, etc.; scarlet fever and cellulitis caused by hemolytic streptococci; diphtheria and diphtheria carriers; gas gangrene, anthrax, tetanus; actinomycosis; syphilis; listeriosis, etc. It can also be used to treat Legionnaires' disease, Mycoplasma pneumonia, Chlamydia pneumoniae pneumonia, urogenital infections caused by Chlamydia, Mycoplasma, Chlamydia trachomatis conjunctivitis, Neisseria gonorrhoeae infection, oral infections caused by anaerobic bacteria, Campylobacter jejuni enteritis, and whooping cough.

Indication: This product can be used as an alternative medicine for the treatment of the following infections in patients allergic to penicillin: acute tonsillitis, acute pharyngitis, sinusitis caused by hemolytic streptococci, pneumococcus, etc.; scarlet fever and cellulitis caused by hemolytic streptococci; diphtheria and diphtheria carriers; gas gangrene, anthrax, tetanus; actinomycosis; syphilis; listeriosis, etc. It can also be used to treat Legionnaires' disease, Mycoplasma pneumonia, Chlamydia pneumoniae pneumonia, urogenital infections caused by Chlamydia, Mycoplasma, Chlamydia trachomatis conjunctivitis, Neisseria gonorrhoeae infection, oral infections caused by anaerobic bacteria, Campylobacter jejuni enteritis, and whooping cough.

Indication: ⑴ Folic acid deficiency caused by various reasons and megaloblastic anemia caused by folic acid deficiency; ⑵ Preventive medication for pregnant and lactating women; ⑶ Folic acid deficiency caused by chronic hemolytic anemia;

Indication: ⑴ Folic acid deficiency caused by various reasons and megaloblastic anemia caused by folic acid deficiency; ⑵ Preventive medication for pregnant and lactating women; ⑶ Folic acid deficiency caused by chronic hemolytic anemia;

Indication: ⑴ Folic acid deficiency caused by various reasons and megaloblastic anemia caused by folic acid deficiency; ⑵ Preventive medication for pregnant and lactating women; ⑶ Folic acid deficiency caused by chronic hemolytic anemia;

Indication: 1. This product is used as the first choice or optional drug for the following diseases: (1) Rickettsial diseases, including epidemic typhus, endemic typhus, Rocky Mountain fever, scrub typhus and Q fever. (2) Mycoplasma infections. (3) Chlamydia infections, including psittacosis, venereal diseases, lymphoedema, nonspecific urethritis, salpingitis, cervicitis and trachoma. (4) Relapsing fever. (5) Brucellosis. (6) Cholera. (7) Tularemia. (8) Plague. (9) Chancroid. It should be used in combination with aminoglycosides for the treatment of brucellosis and plague. 2. Due to the serious resistance of common pathogens to tetracyclines, this drug is only indicated when the pathogen is sensitive to this drug. Since hemolytic streptococci are mostly resistant to this drug, it is not suitable for infections caused by this type of bacteria.

Indication: 1. This product is used as the first choice or optional drug for the following diseases: (1) Rickettsial diseases, including epidemic typhus, endemic typhus, Rocky Mountain fever, scrub typhus and Q fever. (2) Mycoplasma infections. (3) Chlamydia infections, including psittacosis, venereal diseases, lymphoedema, nonspecific urethritis, salpingitis, cervicitis and trachoma. (4) Relapsing fever. (5) Brucellosis. (6) Cholera. (7) Tularemia. (8) Plague. (9) Chancroid. It should be used in combination with aminoglycosides for the treatment of brucellosis and plague. 2. Due to the serious resistance of common pathogens to tetracyclines, this drug is only indicated when the pathogen is sensitive to this drug. Since hemolytic streptococci are mostly resistant to this drug, it is not suitable for infections caused by this type of bacteria.

Indication: 1. This product is used as the first choice or optional drug for the following diseases: (1) Rickettsial diseases, including epidemic typhus, endemic typhus, Rocky Mountain fever, scrub typhus and Q fever. (2) Mycoplasma infections. (3) Chlamydia infections, including psittacosis, venereal diseases, lymphoedema, nonspecific urethritis, salpingitis, cervicitis and trachoma. (4) Relapsing fever. (5) Brucellosis. (6) Cholera. (7) Tularemia. (8) Plague. (9) Chancroid. It should be used in combination with aminoglycosides for the treatment of brucellosis and plague. 2. Due to the serious resistance of common pathogens to tetracyclines, this drug is only indicated when the pathogen is sensitive to this drug. Since hemolytic streptococci are mostly resistant to this drug, it is not suitable for infections caused by this type of bacteria.