They should not be used in children younger than 6 years or in pregnant women. Maximum of 8 tablets per day. Maximum of 8 tablets per day. Because most traveller's diarrhoea is mild and self-limited, antibiotics are not generally needed. However, because most episodes are due to bacteria, antibiotics are often effective and they have an important role in the treatment of more severe or prolonged diarrhoeal illnesses.
Diarrhoea is moderate to severe, ie.
Diarrhoea fails to improve after 2 days. For each drug the starting dose is 2 tablets. Medical advice may be required. For less severe disease, the first dose may suffice, but a 3 day course should be taken if symptoms are not clearly better 12 hours after the first dose. In the absence of fever or bloody stools, loperamide can be used together with an antibiotic.