Amoxicillin

For suspected infections (including urinary tract infections, sinusitis, uncomplicated community-acquired pneumonia, salmonellosis, oral infections)

Oral

Adult
500 mg every 8 hours, increase if necessary up to 1 g 3 times daily, use increased dose in severe infections

Child 1-11 months
125 mg 3 times daily, increase if necessary up to 30 mg/kg 3 times daily

Child 1-4 years
250 mg 3 times daily, increase if necessary up to 30 mg/kg 3 times daily

Child 5-11 years
500 mg 3 times daily, increase if necessary up to 30 mg/kg 3 times daily (max dose 1g)

Child 12-17 years
500 mg 3 times daily, increase if necessary to 1 g 3 times daily, used increased dose in severe infections

For acute exacerbation of the chronic obstructive pulmonary disease

Oral

Adult
500 mg 3 times daily for 5 days, doses can be increased for severe infections up to 1 g 3 times daily

For acute otitis media

Oral

Child 1-11 months
125 mg 3 times daily for 5-7 days

Child 1-4 years
250 mg 3 times daily for 5-7 days

Child 5-17 years
500 mg 3 times daily for 5-7 days

Your children may also be prescribed Amoxicillin in respect of their weights. The dosage is 80-90 mg/kg per day in divided doses every 8-12 hours (maximum: 3000 mg daily) according to the Centre for Health Protection.

For H pylori eradication (usually used in combination with other antibiotics and a proton pump inhibitor)

Oral

Adult
1 g twice daily

Common side effects of Amoxicillin include diarrhoea, nausea and vomiting, allergies, and skin reactions.

• Anyone who has an allergy to Amoxicillin or other penicillins.

In Hong Kong, Amoxicillin 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