(S (S (BASENP (NNP TRESK)) (VP (MD can) (VP (ADVP (RB potentially)) (VP (VB be) (VP (VBN affected) (PP (IN by) (NP (BASENP (NNS drugs)) (SBAR (WHNP (WDT that)) (S (VP (MD would) (VP (VB change) (NP (BASENP (DT the) (NN point)) (SBAR (WHPP (IN at) (WHNP (WDT which))) (S (BASENP (PRP it)) (VP (VBZ reports) (NP (BASENP (NN pain)) (COMMA ,) (SBAR (WHNP (WDT which)) (S (VP (MD would) (VP (VB alleviate) (NP (BASENP (DT the) (NN suffering)) (PP (IN of) (NP (BASENP (DT those)) (PP (IN with) (BASENP (NNS migraines)))))))))))))))))))))))))) (PERIOD .))