This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
The mass treatment of trachoma is undeaken if the prevalence in community is 
Select and explain. 
A. 3%, B. 5%, C. 6%, D. 10%
B: 5%
Answer: B: 5% 
Explanation: Mass treatment of trachomaA prevalence of more than 5 %; severe and moderate trachoma in children under 10 years Treatment consists of an application of twice daily of tetracycline 1 % ointment to all children, for 5 consecutive days each month or once daily for 10 days each month for 6 consecutive months.Alternative antibiotic - erythromycin(Refer: K. Park's Textbook of Preventive and Social medicine, 24thedition, pg no: 326, 327)