At the time, I figured they were entitled to their misguided opinions. I’d read that ivermectin is effective against parasites — so effective that the doctor who discovered it was awarded a Nobel ...

Malathion 5% lotion (Ovide®) kills live lice and their ... The antihelminthic agents reported have included albendazole, levamisole, and ivermectin (Akisu, Delibas, & Aksoy, 2006).