Combination ergotamine and caffeine improves seated blood pressure and presyncopal symptoms in autonomic failure.
Arnold AC, Ramirez CE, Choi L, Okamoto LE, Gamboa A, Diedrich A, Raj SR, Robertson D, Biaggioni I, Shibao CA. Combination ergotamine and caffeine improves seated blood pressure and presyncopal symptoms in autonomic failure. Front Physiol. 2014; 5:270.