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Roxithromycin Tablets

Function and Efficacy

This product is a semi-synthetic 14-membered macrolide antibiotic. Its antibacterial spectrum and antibacterial effect are basically similar to those of erythromycin. Its effect on Gram-positive bacteria is slightly worse than that of erythromycin, and its effect on Legionella pneumophila is stronger than that of erythromycin. Its antimicrobial effect on Chlamydia pneumoniae, Mycoplasma pneumoniae, and Ureaplasma urealyticum is similar to or slightly stronger than that of erythromycin. This product can penetrate the bacterial cell membrane and reversibly bind to the 50S subunit of the bacterial ribosome near the donor (P position), blocking the transfer RNA (t-RNA) from binding to the P position, and also blocking the transfer of the polypeptide chain from the acceptor position (A position) to the P position, thereby inhibiting bacterial protein synthesis.

Ingredients

The main ingredient of this product is roxithromycin, and its chemical name is: 9-[0-[(2-methoxyethoxy)-methyl]oxime]erythromycin.

Name Description Content CAS NO. Manufacturer
RoxithromycinIngredients

This product is a semi-synthetic 14-membered macrolide antibiotic. Its antibacterial spectrum and antibacterial effect are basically similar to those of erythromycin. Its effect on Gram-positive bacteria is slightly worse than that of erythromycin, and its effect on Legionella pneumophila is stronger than that of erythromycin. Its antimicrobial effect on Chlamydia pneumoniae, Mycoplasma pneumoniae, and Ureaplasma urealyticum is similar to or slightly stronger than that of erythromycin. This product can penetrate the bacterial cell membrane and reversibly bind to the 50S subunit of the bacterial ribosome near the donor (P position), blocking the transfer RNA (t-RNA) from binding to the P position, and also blocking the transfer of the polypeptide chain from the acceptor position (A position) to the P position, thereby inhibiting bacterial protein synthesis.

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80214-83-1 28

Appearance

This product is a film-coated tablet, which appears white or off-white after removing the coating.

Indication

This product is suitable for pharyngitis and tonsillitis caused by Streptococcus pyogenes, sinusitis, otitis media, acute bronchitis, acute exacerbation of chronic bronchitis caused by sensitive bacteria, pneumonia caused by Mycoplasma pneumoniae or Chlamydia pneumoniae; urethritis and cervicitis caused by Chlamydia trachomatis; skin and soft tissue infections caused by sensitive bacteria.

Usage and Dosage

Take orally on an empty stomach. The general course of treatment is 5 to 12 days. Adults take 1 tablet (0.15g) twice a day; 2 tablets (0.3g) once a day are also acceptable. Children take 2.5 to 5 mg/kg of body weight twice a day.

Adverse Reactions

The main adverse reactions are gastrointestinal reactions such as abdominal pain, diarrhea, nausea, and vomiting, but the incidence is significantly lower than that of erythromycin. Occasionally, there are rash, itchy skin, dizziness, headache, abnormal liver function (increased ALT and AST), decreased peripheral blood cells, etc.

Precautions

Patients who are allergic to this product, erythromycin or other macrolide drugs are contraindicated.

Special Population Medication

Precautions for children: Not clear. Precautions for pregnancy and lactation: Use with caution in pregnant and lactating women. A dosage of less than 0.05% is excreted into breast milk. Although there are reports that it has little effect on infants, it is still necessary to consider whether to stop breastfeeding. Precautions for the elderly: If there is no significant change in pharmacokinetics in the elderly, there is no need to adjust the dose.

Drug Interactions

1. It cannot be used in combination with ergotamine, dihydroergotamine, bromocriptine, terfenadine, ketoconazole and cisapride. 2. It has little effect on the metabolism of aminophylline and has little effect on carbamazepine, warfarin, ranitidine and other antacids.

Storage

Sealed, store in a dry place.

Packaging Specification

0.15g

Validity Period

24 months

Manufacturer

Huiyinbi Group Zhejiang Qiqi Pharmaceutical Co., Ltd.

  • Founded in:

    2015-12-28
  • Address:

    No. 31 Youyi Road, Taozhu Street, Zhuji City, Zhejiang Province
  • Tax NO.:

    91330681MA2884LY49
  • Registered Funds:

    50 million yuan
  • Email:

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