If one is afflicted with bot flies, one "cure" (which is really more of a folk remedy) is to put meat over the affected area while the flies are in their larval stage, and then to pull the grubs out with tweezers when they emerge to eat the meat.
Anderson and A. Nilssen, 1985: The ecology and behaviour of the reindeer nose bot fly, Cephenemyia trompe L. and the reindeer warble fly, Oedemagena tarandi L. (Diptera: Oestridae), presented at 12th Scand.
Anderson, A. Nilssen, and I. Folstad, 1994: Mating behavior and thermoregulation of the reindeer warble fly, Hypoderma tarandi L. (Diptera: Oestridae).
Nilssen, J. Anderson, and R. Bergersen, 2000: The reindeer oestrids Hypoderma tarandi and Cephenemyia trompe (Oestridae): Batesian mimics of bumblebees (Hymenoptera: Bombus spp.)?, J. Insect Behavior 13: 307-320.