What Are the Side Effects and Contraindications of Polygonum Multiflorum Vine?

Polygonum multiflorum vine, also known as nocturnal vine, is a common medicinal herb. It is the dried vine stem with particularly high medicinal value, but it may have side effects such as inducing allergies and increasing the burden on the gastrointestinal tract. There are also some contraindications to be aware of when using Polygonum multiflorum vine medicinally. People with allergic constitutions or prone to allergies, as well as those with manic symptoms or excessive heat in the body, are prohibited from taking Polygonum multiflorum vine.

1.1. The most common side effect of Polygonum multiflorum vine is the induction of allergies. This is because Polygonum multiflorum vine contains various medicinal components, some of which are naturally allergenic. After taking Polygonum multiflorum vine, people may experience obvious allergic reactions, such as skin rashes, itching, and other adverse symptoms.

1.2. Another common side effect of Polygonum multiflorum vine is increasing the burden on the gastrointestinal tract. It contains some irritant substances that can cause damage to the human gastrointestinal mucosa. Additionally, like most medications, Polygonum multiflorum vine can accumulate toxins in the gastrointestinal tract, leading to weakened gastrointestinal function over time.

2.1. Although Polygonum multiflorum vine has high medicinal value and side effects are uncommon, there are certain contraindications to its use. People with allergic constitutions or prone to allergies are prohibited from taking Polygonum multiflorum vine to avoid allergic reactions and potential harm to their health.

2.2. Individuals with manic symptoms or excessive heat in their bodies are also not suitable for taking Polygonum multiflorum vine. This is because it can exacerbate symptoms related to excessive heat and, in severe cases, may harm internal organs and decrease overall health.

Polygonum multiflorum vine has particularly high medicinal value. It is commonly used in the treatment of persistent urticaria and hypertension. When treating persistent urticaria, it is recommended to boil Polygonum multiflorum vine and Kochia scoparia together and consume the decoction. For the treatment of hypertension, it can be combined with other medicinal herbs such as Radix Polygalae, Rhizoma Acori Tatarinowii, and Radix Puerariae and consumed as a decoction or used to soak feet, which can effectively lower blood pressure.