<p>Mean age was 33.1±9.4 years. Majority (102, 52%) were female, had completed secondary education (140, 71%), and were trained through apprenticeship (166, 84%). Median years of practice as patent medicine vendor was 5 years (range=1-42). In attending to febrile patients, 98 (50%, 95% CI: 43%-57%) reported they always checked their temperature, and 83 (42%, 95% CI=35%-49%) always wore hand gloves before touching them. Only 73 (37%, 95% CI: 30%-44%) perceived they had an adequate index of suspicion of Lassa fever. When Lassa fever was suspected in febrile patients, 21 (11%, 95% CI: 7%-16%) patent medicine vendors would treat them against malaria, 20 (10%, 95% CI: 6%-15%) against typhoid fever, 41 (21%, 95% CI: 15%-27%) would inform the state surveillance unit, and 135 (69%, 95% CI: 62%-75%) would refer patients to the Lassa fever treatment center.</p>