What is Cannabidiol (CBD) and How is it Used

Cannabidiol (CBD) is a plant-derived substance known for its analgesic, anti-inflammatory, sedative, and anticonvulsant properties.

Due to this, CBD is actively used for epilepsy, as well as for anxiety, Parkinson’s disease, depression, Crohn’s disease, as well as for general well-being.

Since 2018, Cannabidiol has been legal in the US at the federal level. But at the same time, the THC content in the product should be 0.3% or less. CBD oil is widely used as a hemp products for skin (oils, creams, and ointments) and as a dietary supplement (oil and edibles).

cannabidiol CBD

How does CBD work?

Research on the effectiveness of CBD in various conditions is ongoing, but the positive effect of Cannabidiol is already evident. Most often, CBD oil is used for:

    • Epilepsy, In particular, we are talking about the US-approved drug Epidiolex. It is also prescribed for Dravet syndrome and tuberous sclerosis.
    • Crohn’s disease. The anti-inflammatory properties of CBD significantly improve the patient’s condition.
    • Insomnia. The sedative and relaxing effect of Cannabidiol helps in the treatment of sleep disorders.
    • Depression and anxiety disorders. The sedative effect of CBD products can improve mood and helps to relax and calm down.

Cannabidiol is also used in treating multiple sclerosis (MS), most often in the form of a nasal spray (Sativex). It helps reduce pain and spasms.

Side Effects

When taking CBD medicines by mouth, side effects are infrequent. Even in cases where the course of treatment lasted more than three months.

However, in some cases, when using CBD products (for example, Epidiolex), some side effects occur:

    • Hypotension.
    • Drowsiness, lethargy.
    • Dizziness.

When applied to the skin, dryness and itching can sometimes occur.

Precautions and contraindications

CBD preparations are contraindicated during pregnancy and lactation.

Cannabidiol products should be used with caution:

    • Children over the age of 5 years.
    • People with liver disease.
    • With Parkinson’s disease.

In the cases listed above, it is necessary to coordinate the intake of CBD products with your doctor.


The dosage of CBD is calculated individually depending on the problem, the condition of the patient, and his weight. More often, for adults, the dosage is no more than 200 mg daily. As a rule, they start with microdoses of the substance and then gradually increase it. For accurate information on this, you should consult your doctor.

Read More: 

A guide on the common difference between CBD and THC

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