Welcome to chemicalbook!
+1 (818) 612-2111
RFQ
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

RFQ
skype
MY Account
Top
Postion:Product Catalog >API>Nervous system drugs>Antiparkinson Drugs>Benserazide hydrochloride
Benserazide hydrochloride
  • Benserazide hydrochloride
  • Benserazide hydrochloride
  • Benserazide hydrochloride
  • Benserazide hydrochloride
  • Benserazide hydrochloride

Benserazide hydrochloride NEW

Price Get Latest Price
Package 1KG 25KG
Min. Order: 1KG
Supply Ability: 800kg/month
Update Time: 2026-01-19

Product Details

Product Name: Benserazide hydrochloride CAS No.: 14919-77-8
EC-No.: 238-991-9 Min. Order: 1KG
Purity: 98.5%~101.0%,EP Supply Ability: 800kg/month
Release date: 2026/01/19

Specification

Items

Specifications

Results

Appearance

A white or yellowish-white or   orange-white,crystalline powder

Yellowish-white crystalline   powder

Solubility

Freely soluble in water,Very slightly   soluble in anhydrous ethanol,Practically insoluble in acetone.

Complies

Identification

A:IR Should be identical to that of RS

B:Chlorides Should be comply

Identical to that of RS

Complies

Appearance of solution

Solution S is clear and not more   intensely coloured than reference solution BY6

Complies

PH

4.0 to 5.0

4.6

Related substances

Impurity A

Impurity B

Impurity C

Unspecified Impurity,each

Sum of Impurities Other   Than A

Not more than 0.5%

Not more than 0.5%

Not more than 0.5%

Not more than 0.10%

Not more than 1.0%

0.09%

0.23%

UDL

0.03%

0.34%

Sulfated ash

Not more than 0.1%

0.05%

Heavy metals

Not more than 20ppm

20ppm

Water

Not more than 1.0%

0.61%

Assay (on the anhydrous basis

Between 98.5% and 101.0%

100.2%

Residual solvents

Methanol

Ethanol

Not more than 3000ppm

Not more than 5000ppm

1435ppm

174ppm

Conclusion

The product conforms to the above specifications.

Welcome to contact us to get complete COA.

Benserazide hydrochloride is a synthetic drug used exclusively in combination with Levodopa (L-Dopa) for the treatment of Parkinson's disease. It is not effective on its own.

What It Is (Mechanism of Action):

Benserazide is a peripheral aromatic L-amino acid decarboxylase inhibitor (AAD inhibitor). In simple terms, it blocks an enzyme (decarboxylase) outside the brain, primarily in the digestive system and bloodstream.

Its Primary Use: Enabling Levodopa Therapy

Its sole, crucial use is to enhance the effectiveness of Levodopa, the primary medication for Parkinson's. Here’s how the combination works:

  1. The Problem: Levodopa is the precursor to dopamine, which is deficient in the brains of Parkinson's patients. However, when taken alone, most Levodopa is converted into dopamine in the periphery (before it reaches the brain). This causes two major issues:

    • Reduced Efficacy: Less Levodopa crosses the blood-brain barrier.

      Increased Side Effects: Peripheral dopamine causes nausea, vomiting, and heart rhythm disturbances.

  2. The Solution (Benserazide's Role): Benserazide blocks the peripheral conversion of Levodopa to dopamine. This allows:

    • More Levodopa to reach the brain.

      Lower doses of Levodopa to be effective.

      Significantly fewer peripheral side effects (especially nausea).

Standard Medication:

Benserazide is always combined with Levodopa in a fixed-dose formulation. A common ratio is 1 part Benserazide to 4 parts Levodopa (e.g., 25 mg/100 mg). It is marketed under brand names such as Madopar® or Prolopa®.

Key Points:

  • Does not cross the blood-brain barrier: It only acts in the body's periphery, so it does not interfere with the desired conversion of Levodopa to dopamine in the brain.

    Always combined: It is never prescribed as a standalone medication.

    Core Parkinson's therapy: This combination (Levodopa + an AAD inhibitor like Benserazide or Carbidopa) remains the gold-standard, most effective symptomatic treatment for Parkinson's disease.

In summary, Benserazide hydrochloride is a critical "helper" drug that makes the primary Parkinson's medication (Levodopa) more effective and tolerable by preventing its breakdown in the body before it can reach the brain.


Package

Article illustration

Shipping 

Article illustration


Company informations

Article illustration


Contact information


Article illustration




Company Profile Introduction

Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine chemicals in distributing the products of our own company and affiliated enterprises, are the members of Hubei E-commerce Chamber. Our company has professional persons who major in chemical R&D and sicentific management, supply fine chemical products with high quality and close service, also supply custom-tailored products according to our clients' requirement. We have a positive and self-motivated management work team with a common philosophy, caring and commitment through teamwork, our team strive to achieve success in delighting our clients and ourselves. Since Wuhan Fortuna Chemical Co., Ltd founded, we continuously innovate our products and improve our service, sales network. Hence, we initiate the first sale mode on net in China, which is the retail trade of small package bring along wholesale of diversified management modes. Our products are exported widely to South Korea, Vietnam, Australia, Europe and South America, highly recommended by our clients.We insist on the management creed “Market is our compass, Quality is our life, Credit is our soul”. Clients’ trust is our forward powder, their satisfaction is our struggling goal.

You may like

Recommended supplier

Product name Price   Suppliers Update time
$46.00/500mg
VIP6Y
TargetMol Chemicals Inc.
2026-01-06
$0.00/25kg
Zhejiang Hengkang Pharmaceutical Co., Ltd.
2022-09-02
$10.00/1Kg/Bag
Hebei Zhanyao Biotechnology Co. Ltd
2021-12-28
$1.10/1g
VIP5Y
Dideu Industries Group Limited
2021-07-26
$15.00/1KG
Zhuozhou Wenxi import and Export Co., Ltd
2021-07-10
$0.00/1KG
WUHAN CIRCLE POWDER TECHNOLOGY CO.,LTD
2020-11-06
$1.00/1KG
VIP8Y
Career Henan Chemical Co
2018-08-20
$10.00/1Kg/Bag
Hebei Zhanyao Biotechnology Co. Ltd
2021-12-22
$15.00/1KG
Zhuozhou Wenxi import and Export Co., Ltd
2021-07-09
$1.00/1KG
VIP8Y
Career Henan Chemical Co
2018-08-07
  • Since: 2006-04-03
  • Address: Room 2015, No.2 Building Kaixin Mansion, No.107 Jinqiao Ave, Wuhan, China
INQUIRY
Betty Shu
+8613986145403
info@fortunachem.com