assume that drugs in a particular class have similar effects and side effects,” and that sympathomimetics can lead to cardiomyopathy as a “potential complication.” However, Dr. Carlton did not indicate whether this theory has been accepted in the scientific community or tested via the scientific method. On cross-examination he acknowledged that sympathomimetics can have dissimilar effects. Dr. Carlton’s theory regarding similarities between cocaine and Terbutaline provides no support for what is in essence a scientifically untenable thesis. The medical link between Terbutaline and cardiomyopathy is too tenuous to support causation “to a reasonable degree of medical certainty.” See Kilpatrick, 868 S.W.2d at 602; cf. Dubois v. Haykal, 165 S.W.3d 634, 638-39 & n. 3 (Tenn.Ct.App. 2004) (<HOLDING>). As the Eleventh Circuit’s decision in McClain
recognizing departure from prescription drug rule in the case of oral contraceptives where plaintiff can show that defendant deviated from food and drug administration fda regulations holding that defendants claiming qualified immunity to  1983 action were entitled to summary judgment where factual disputes were not material holding that a county was entitled to summary judgment where the claims against the individual defendants had failed holding that arguments not presented to the district court in response to a motion for summary judgment are waived holding that defendants were not entitled to summary judgment on causation because plaintiff presented peerreviewed scientific studies showing that drug prescribed to her reduced efficacy of oral contraceptives