Drug of choice for treatment of infestation due to Onchocerca volvolus is:
Albendazole
Ivermectin
Praziquantal
Suramin
(Ref: KDT 6/e p813, 8140 Ivermectin is used for onchocerca and strongyloides, for all other nematodes, DOC is albendazole and for cestodes and flukes, DOC is praziquantal.
Other topics and Adverse effects