A 72-year-old patient with Parkinsonism presents with swollen feet. They are red, tender and very painful. You could clear up these symptoms within a few days if youtell the patient to stop taking:
Amantadine
Benztropine
Bromocriptine
Levodopa
A characteristic side effect due to local release of CAs resulting in vasoconstriction is livedo reticularis and edema of ankles. Ref KD Tripati 8th ed.
Central Nervous system