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What is Rocephin?
Rocephin is a brand medication that contains Ceftriaxone, which belongs to the third generation of cephalosporin antibiotics. It works by destroying bacterial cell walls to kill bacteria. It is used to treat various susceptible bacterial infections, including gonorrhoea (a sexually transmitted disease), genital infections, respiratory tract infections, bone and joint infections, skin and soft tissue infections and the prevention of infections after surgery.
How to use it?
Rocephin is available as injections or infusions. Inject it through a needle into a vein or muscle as directed by your doctor.
Susceptible infections
Adult
1-2 g once daily. Increase to 4 g daily in severe infections.
Child over 12 years
Body weight >50 kg: 0.5-1 g once daily. Increase to 4 g daily in severe infections.
Child 15 days – 12 years
Body weight <50 kg: 50-80 mg/kg body weight once daily via IV infusion over at least 30 minutes. Increase to 100 mg/kg for severe infections. Maximum dose is 4 g daily.
Child under 15 days
20-50 mg/kg body weight daily via IV infusion over 60 minutes.
Acute otitis media
Adult
1-2 g daily as a single dose.
Child
Body weight >50 kg: 1-2 g daily as a single dose.
Body weight <50 kg: 50 mg/kg body weight as a single dose.
Uncomplicated gonorrhoea
Adult
250-500 mg as a single dose.
Syphilis
Adult
0.5-1 g once daily.
Child over 12 years
Body weight >50 kg: 0.5-1 g once daily.
Child 15 days – 12 years
Body weight <50 kg: 75-100 mg/kg body weight daily via IV infusion over at least 30 minutes for 10-14 days. Maximum dose is 4 g daily.
Child under 15 days
50 mg/kg body weight daily via IV infusion over 60 minutes.
Lyme disease
Adult
2 g once daily for 14-21 days.
Child over 12 years
Body weight >50 kg: 2 g once daily for 14-21 days.
Child 15 days – 12 years
Body weight <50 kg: 50-80 mg per kg body weight once daily for 14-21 days.
Prevention of surgical infections
Adult
1-2 g to be administered 0.5-2 hours before surgery.
Child over 12 years
Body weight >50 kg: 1-2 g to be administered 0.5-2 hours before surgery.
Child 15 days – 12 years
Body weight <50 kg: 50-80 mg/kg body weight as a single dose before surgery via IV infusion over at least 30 minutes.
Child under 15 days
20-50 mg/kg body weight as a single dose before surgery via IV infusion over 60 minutes.
Who should not take Rocephin?
- People allergic to any component of Rocephin, Penicillin or
Cephalosporins.
Pharmacist Tips:
- Report severe diarrhoea to your doctor or pharmacist.
- Drink plenty of water to stay hydrated due to diarrhoea.
Common dosing schedule:
Rocephin is usually administered in clinical or hospital settings.
This schedule is for reference only, adjustments may be made according to individual needs.
Some common medications Rocephin may interact with:
- Warfarin
- Aminoglycoside antibiotics, e.g. Amikacin, Gentamicin, Tobramycin
Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed.
Where to buy Rocephin in Hong Kong?
In Hong Kong, Rocephin 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 Rocephin 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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