Caffeine Istradefylline Adenosine A2A receptor antagonist Parkinson's disease 3-Chlorostyrylcaffeine Befiradol Paraxanthine Dietary management of Parkinson's disease DMPX Droxidopa SCH-58261 Brasofensine Dopamine agonist 8-Cyclopentyl-1,3-dimethylxanthine Xanthine Artificial fungi biotransformation BTS 74,398 Ergotamine Stimulant Theophylline Parkinson's disease and gut-brain axis CGS-15943 Dimethazan Pro-motivational agent 8-Chlorotheophylline Armesocarb Hexoprenaline 3-(p-Fluorobenzoyloxy)tropane Amantadine Euphoria A-77636 Methylephedrine Paroxysmal kinesigenic choreoathetosis Feprosidnine Periodic limb movement disorder Nightmare disorder Psychoactive drug Wakefulness-prom…

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