Calabar bean
Physostigma venenosum
Physostigma venenosum, commonly known as the calabar bean, originates from traditional medicine practices in West Africa. Traditionally, it has not been documented to have specific uses; however, its alkaloid physostigmine is of interest for its potential therapeutic applications. Scientific evidence suggests that physostigmine may improve cognitive function and reduce α-synuclein expression, which could be beneficial in Parkinson's disease research. Additionally, early studies indicate possible analgesic activity from the plant's extracts, though more comprehensive clinical trials are needed to confirm these findings. The alkaloid physostigmine is known for its cholinesterase inhibitory effects, which have shown promise in dementia treatment; however, further research is required to establish its efficacy and safety in human subjects. No significant safety concerns or drug interactions have been recorded, but due caution should be exercised given the historical toxicity of the plant.
- Mejor evidencia
- D
- Precauciones
- —
Solo información. El uso tradicional no significa eficacia probada. La evidencia y la seguridad varían — consulte las fuentes citadas.
Lo que dice la ciencia
- La fisotigmina, proveniente de Physostigma venenosum, muestra potencial para mejorar la función cognitiva y reducir la expresión de α-sinucleína en líneas celulares nerviosas de PD.
- Algunas extracciones de Physostigma venenosum mostraron actividad analgésica potencial en ensayos in vitro de ligandaje a receptores.
- La planta Physostigma venenosum ha llevado al desarrollo de la fisotigmina, un agente hipotensor ocular.
- El estudio documentó la toxicología temprana y los efectos de la fisotigmina extraída de las semillas de Physostigma venenosum, incluyendo su uso en rituales locales y posterior investigación científica.
- Fisotigmina, un alcaloide de Physostigma venenosum, muestra potencial como inhibidor de la quinasa del acetilcolina relevante para el tratamiento de la demencia.
Frequently asked questions
What is Calabar bean?
Calabar bean (Physostigma venenosum) is a plant documented in FolkKB's traditional-medicine reference, drawn from sourced literature and cross-checked against the evidence.
What does the scientific evidence say about Calabar bean?
5 sourced findings are recorded for Calabar bean; the strongest carries evidence grade D. For example: La fisotigmina, proveniente de Physostigma venenosum, muestra potencial para mejorar la función cognitiva y reducir la expresión de α-sinucleína en líneas celulares nerviosas de PD.
How strong is the evidence for Calabar bean?
The strongest finding for Calabar bean carries evidence grade D — preliminary or traditional. Grades run A (strongest) to D (preliminary or traditional).
Is Calabar bean safe? What are the side effects?
No major safety issues are recorded for Calabar bean in our sources, but the data may be incomplete. Consult a qualified professional before use.
Does Calabar bean interact with medications?
No drug interactions are recorded for Calabar bean in our sources. This does not rule them out — check with a pharmacist.
What are the common names of Calabar bean?
Calabar bean is also known as: Физостигма ядовитая, Fève de Calabar.
Is Calabar bean a proven treatment?
No. FolkKB is informational only. Traditional use and early findings are not proof of efficacy or safety — consult a qualified professional and never self-treat.
Fuentes
- T2 Ethnomedicinally selected plants as sources of potential analgesic compounds: indication of in vitro biological activity in receptor binding assays. literature abstract metadata
- T2 The early toxicology of physostigmine: a tale of beans, great men and egos. literature abstract metadata
- T2 The role of phytochemicals in the treatment and prevention of dementia. literature abstract metadata
- T2 Nature as a source of drugs for ophthalmology. literature abstract metadata
- T2 A Review on Phytochemical Constituents used as Current Treatment Strategies for Neurodegenerative Disease. literature abstract metadata