Clarithromycin is a macrolide antibiotic like Erythromycin, and is used for treating bacterial infections, including but not limited to the following:
Clarithromycin can be taken by mouth as tablets or suspension, and by intravenous infusion.
For the use of Clarithromycin in respiratory tract infections, skin and soft tissue infections, and other susceptible infections, the usual adult oral dose is 250-500 mg every 12 hours for 7-14 days; whereas the pediatric oral dose is 7.5 mg/kg/dose every 12 hours.
For the use of Clarithromycin in H. pylori eradication associated with peptic ulcer disease, the adult oral dose is 500 mg twice daily for 7-14 days with another antibiotic and a proton pump inhibitor.
Klacid MR (modified release) is a long-acting Clarithromycin product and the usual dose is 500-1000 mg once daily taken with food. Do not crush, split or chew modified-release tablets.
Clarithromycin may cause a metallic taste in your mouth or change in taste (dysgeusia).
Common dosing schedule:
For immediate release tablets and suspensions, Clarithromycin may be taken with or without food.
For extended-release tablets, take with food.
This schedule is for reference only, adjustments may be made according to individual needs.
Some common medications Clarithromycin may interact:
Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed.
In Hong Kong, Clarithromycin is a prescription only medicine, and requires a prescription from a doctor to be purchased in a pharmacy. It can also be obtained from doctors. To find a pharmacy near you, refer to the list of pharmacies (“Authorized Sellers of Poisons”) from the Hong Kong Department of Health.
For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at https://www.drugoffice.gov.hk
Need more information?
For detailed information about the use of Clarithromycin in children, pregnancy and breastfeeding, and for questions about drug interactions, please check with your pharmacist or doctor.
Disclaimer: our goal is to provide you with the most relevant drug information and common dosage for Hong Kong. This information does not constitute medical advice. For specific treatment recommendations and advice, always discuss with your doctor or pharmacist, and follow the instructions included with your specific medicine.
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