- Jose Muñoz y Almudena - The main target is safety, then effectiveness of STH. Scabies is neglected even between NTDs. - SAC, Kenya and Ghana - Control arm: alb 400mg - Experimental arm: alb 400mg / ivm 9mg or alb400mg/ivm18mg - Informed consent, screening. randomization list. *Ranzomization is between schools, right?* - Active surveillance from day 0 to day 2. On day 7 final visit to make sure we find out about most SAEs. - Stool examination only for some. To test for hookworm, ascaris, t.trichiura. - Month 11: strongi