利特昔替尼有哪几个版本?分别多少钱?

On October 19, 2023, the official website of China's State Food and Drug Administration announced that it has approved Pfizer's new drug marketing application for ritexitinib tosylate capsules, which is suitable for adolescents and adults aged 12 and above with severe alopecia areata. This article will introduce in detail the different versions, prices and medication precautions of ritexitinib to help readers better understand this drug.

What are the versions of ritexitinib?

Original drug

The original drug is Developed by Pfizer, has undergone strict quality and safety reviews and generally has high credibility and efficacy. For ritexitinib, the original drug is already on the market in China and is suitable for the treatment of specific diseases.

Generic drugs

Generic drugs are drugs produced and sold by other pharmaceutical companies after the patent of the original drug expires. Although generic drugs are similar to the original drugs in terms of ingredients and effects, they are more affordable and can provide more patients with effective treatment options, such as the generic version of ritexitinib produced by Lucius in Laos.

How much do different versions of ritixitinib cost?

Original drug price

The original drug of ritixitinib has been launched in China, with a price of approximately US$387 per box, each box containing 50mg*30 tablets. For patients with better financial conditions, original drugs are a reliable choice.

Price of generic drugs

The price of the generic version of ritexitinib produced by Lucius in Laos is relatively low, about US$133 per box, and each box is 50mg*28 pills. Generic drugs are more affordable. For patients with limited financial conditions, choosing generic drugs can reduce their burden and at the same time obtain effective treatment.

Other market versions

In addition to the domestic market, there may also be generic drug versions produced in other countries on the international market. Prices for these versions may vary depending on production costs, market demand, and other factors. When purchasing, make sure to obtain it through formal channels to avoid quality problems.

Precautions for ritixitinib

Pre-use evaluation

Before starting to use ritixitinib, patients should undergo a comprehensive physical examination, including liver and kidney function tests, to help evaluate whether they are suitable for using the drug and monitor possible side effects. The doctor will develop a personalized treatment plan based on the examination results.

Dose adjustment

Based on the patient's age, weight and specific condition, the doctor may make corresponding adjustments to the dose. For example, patients with renal insufficiency may require a reduced dose to prevent adverse effects. Patients should strictly follow the doctor's instructions and avoid increasing or decreasing the dosage at will.

Regular review

During the period of taking, patients should pay attention to observe their physical condition, record any symptoms of discomfort, and provide timely feedback to the doctor. Regular reexamination can help monitor the effects and side effects of drugs and adjust treatment plans. Especially patients who use it for a long time should pay close attention to health changes.

Both original drugs and generic drugs have their own advantages and applicable groups. When patients decide whether to use this drug, they should comprehensively consider factors such as personal health status and financial ability, and use the drug rationally under professional guidance.