Purpose To find out what is known from literature about Long COVID until January 30, 2021.
Methods We undertook a four-step search with no language restriction. A preliminary search …

Kratom (Mitragyna speciosa Korth., Rubiaceae) is a plant native to Southeast Asia, where it
has been used for centuries as a mild stimulant and as medicine for various ailments. More …

Kratom, or Mitragyna, is a tropical plant indigenous to Southeast Asia, with unique
pharmacological properties. It is commonly consumed by preparing the leaves into …

The leaves from the tree Mitragyna speciosa, commonly known as Kratom, in the coffee
plant family (Rubiaceae) are commonly used in their native habitat of Southeast Asia as a …

Abstract Background Kratom, a Southeast Asian plant with opioid-receptor mediated effects,
has emerged as a potential substance of abuse, with limited data on its use and effects. This …

Mitragyna speciosa, more commonly known as kratom, is a plant native to Southeast Asia,
the leaves of which have been used traditionally as a stimulant, analgesic, and treatment for …

Abstract Background Kratom is a South Eastern Asian tree whose leaves are used to make
tea-like brews or swallowed in powdered form for various health and well-being reasons …

Selected indole-based kratom alkaloids were evaluated for their opioid and adrenergic
receptor binding and functional effects, in vivo antinociceptive effects, plasma protein …

Kratom alkaloids have mostly been evaluated for their opioid activity but less at other targets
that could contribute to their physiological effects. Here, we investigated the in vitro and in …

Rationale Consideration by the US Drug Enforcement Administration and Food and Drug
Administration of placing kratom into Schedule I of the Controlled Substances Act (CSA) …