© Springer Nature Switzerland AG 2018
A. Böttger et al., Lessons on Caffeine, Cannabis & Co, Learning Materials in Biosciences,
https://doi.org/10.1007/978-3-319-99546-5_5
57
GPCRs as Targets for
Plant- Derived Drugs
5
5.1
Muscarinic Acetylcholine Receptors (MAchR):
Muscarine, Atropine and Physostigmine – 58
5.2
Adrenergic Receptors: Reserpine
and Ephedrine – 61
5.3
Adenosine Receptors: Caffeine – 64
5.4
Cannabinoid Receptors: Cannabis and 
Cannabinoids – 68
5.5
Dopamine Receptors: Neuroleptics and Cocaine – 72
5.6
5HT2 A Receptors: Psilocybin, Mescaline
and Dimethyltryptamine – 74
5.7
Opioid Receptors: Morphine, Heroin and 
Salvinorin A – 76
References – 80