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The side effects of l -DOPA may include: Hypertension, especially if the dosage is too high. Arrhythmias, although these are uncommon. Nausea, which is often reduced by taking the drug with food, although protein reduces drug absorption. l -DOPA is an amino acid, so protein competitively inhibits l -DOPA absorption.
The first individual alkaloid, morphine, was isolated in 1804 from the opium poppy ( Papaver somniferum ). [1] Alkaloids are a class of basic, naturally occurring organic compounds that contain at least one nitrogen atom. This group also includes some related compounds with neutral [2] and even weakly acidic properties. [3]
Medicinal plants are used with the intention of maintaining health, to be administered for a specific condition, or both, whether in modern medicine or in traditional medicine. [ 3][ 46] The Food and Agriculture Organization estimated in 2002 that over 50,000 medicinal plants are used across the world. [ 47]
v. t. e. An antique selection of herbal medicines. Herbal medicine (also called herbalism, phytomedicine or phytotherapy) is the study of pharmacognosy and the use of medicinal plants, which are a basis of traditional medicine. [ 1]
Syzygium pamatense (Miq.) Masam. Syzygium polyanthum, with common names Indonesian bay leaf or daun salam, [ 2] is a species of plant in the family Myrtaceae, native to Indonesia, Indochina and Malaysia. [ 2] The leaves of the plant are traditionally used as a food flavouring, and have been shown to kill the spores of Bacillus cereus.
Labisia is a herbaceous plant that grows in low clusters, with solitary or rarely branching stems and fine, hairy roots. The leaves are oblong-shaped, hairy on its underside and can grow to 20–40 cm (7.9–15.7 in) in length. The inflorescence are brown and 5–6 cm (2.0–2.4 in) long. [ 4] The plant thrives under the shade, away from direct ...
Curcuma xanthorrhiza Roxb. orth. var. [ 1] Curcuma zanthorrhiza, known as temulawak, Java ginger, Javanese ginger, or Javanese turmeric is a plant species, belonging to the ginger family. [ 2] It is known in Javanese as temulawak, in Sundanese as koneng gede and in Madurese as temu labak. [ 2] The scientific name is sometimes written as Curcuma ...
Pyrrolizidine alkaloids ( PAs ), sometimes referred to as necine bases, are a group of naturally occurring alkaloids based on the structure of pyrrolizidine. Their use dates back centuries and is intertwined with the discovery, understanding, and eventual recognition of their toxicity on humans and animals. [1]