. Jack wrote An extract of this plant is called >reserpine and was once (in the 1950s and 60s) very popular as an >antihypertensive medication. One of the reversible side effects of this >med was parkinsonism One could argue how 'reversible' the PD symptoms of Reserpine are. My husband developed PD (at the age of 40) after taking Esidrex (which contains Reserpine) for 3 years. His doctor assured him that the PD symptoms he experienced would reverse - they didn't. ------ Mary Ann Ryan RN (CG Jamie 19/59)