Ritonavir Medication
Specification:98%
Test Method:HPLC
Sample:Free Sample
Customized service:Available
Payment method:T/T
Annual supply capacity:1,500 tons
Delivery time:1-3 working days
Certificate:ISO,Kosher,Halal
Stock:In Stock
Shelf Life:24 Months
Grade:Food/Cosmetic Grade
Ritonavir Medication
Introduction of Ritonavir Medication:
Ritonavir is an antiretroviral drug used with other drugs to treat HIV/AIDS. this combination therapy is called highly active antiretroviral therapy (HAART). Ritonavir is a protease inhibitor that can be used in combination with other protease inhibitors. However, it is usually used to inhibit the enzyme that metabolizes other protease inhibitors. It can also be used in combination with other drugs to treat hepatitis C. Oral ritonavir tablets are not bioequivalent to capsules because the tablets may result in higher peak plasma concentrations. Common side effects include nausea, vomiting, loss of appetite, diarrhea, and numbness in the hands and feet. Serious side effects include liver problems, pancreatitis, allergic reactions, and cardiac arrhythmias, and serious interactions may occur with many other drugs, including amiodarone and simvastatin. Low doses are considered acceptable for use during pregnancy.

2. Basic information
Product name | Ritonavir |
Specification | 98% |
Appearance | white to beige |
CAS Number | 155213-67-5 |
Molecular Weight | 720.94 |
Molecular Formula: | C37H48N6O5S2 |
Melting Point | 120-122°C |
Solubility | Dissolved in acetic acid, hydrogenated under palladium catalysis |
3. Benefits and function of Ritonavir Medication Powder
3.1. Helps with human immunodeficiency virus (HIV) treatment.
This medicine is used along with other HIV medicines to help control HIV infection. It helps reduce the amount of HIV in your body so that your immune system can work better. This will reduce your chance of getting HIV complications (e.g., new infections, cancer) and improve your quality of life. Ritonavir belongs to a group of drugs called protease inhibitors. It increases the levels of other protease inhibitors, which help these drugs work better. Ritonavir does not cure HIV infection. To reduce your risk of spreading HIV disease to others, continue to take all HIV medicines exactly as prescribed by your doctor.
3.2. Protease inhibitors
Because of the metabolic side effects of ritonavir, lipid-lowering drugs may also be used with protease inhibitors to reduce the risk of cardiovascular disease. Other serious adverse reactions are pancreatitis, diabetes mellitus, renal failure, hypersensitivity reactions, Stevens-Johnson syndrome, toxic epidermal necrolysis relaxation (TEN), hepatotoxicity, leukopenia, and neutropenia.
4. Application of Ritonavir Medication

Antiviral drugs
It was approved by the U.S. FDA to be marketed for antiviral treatment of AIDS in 2000. Although taking the drug brings side effects such as diarrhea, vomiting and high blood lipids, it is still used as the main anti-HIV treatment drug in clinical practice because of its good antiviral effect and high resistance barrier, and the combination consisting of lopinavir and ritonavir is also provided as a free antiviral drug to HIV-infected patients in China. The replication of coronavirus also requires the action of viral proteases. Protease inhibitors against HIV such as lopinavir/ritonavir can have anti-coronaviral effects if they also bind to coronavirus protease and thus inhibit its normal function.
5. COA
Product name:Ritonavir
Cas number:155213-67-5
Molecular Formula:C37H48N6O5S2
Molecular Weight:720.94
Items | Specifications | Results |
Appearance | A white or off white powder | white powder |
Identification | IR, HPLC | Conforms |
Heavy metals | ≤20ppm | Conforms |
Water | ≤0.5% | 0.06% |
Residue on ignition | ≤0.2% | 0.04% |
Residual solvents | ||
MTBE | ≤500PPM | ND |
Methanol | ≤500PPM | 160ppm |
Toluene | ≤300PPM | 80ppm |
Ethyl acetate | ≤1000PPM | 460ppm |
Heptane | ≤500PPM | 340ppm |
Tetrahy drofuran | ≤300PPM | 130ppm |
2-propanol | ≤500PPM | 120ppm |
Ethanol | ≤1000PPM | 580ppm |
Organic Impurities(by HPLC) | ||
Impurity E(RRT=0.36) | ≤0.3% | ND |
Impurity O(RRT=1.11) | ≤0.3% | ND |
Impurity T(RRT=2.87) | ≤0.2% | ND |
Any other impurity | ≤0.1% | 0.096% |
Total Impurities | ≤1.0% | 0.27% |
Assay by HPLC | 97.0%-102.0%(on the anhydrous basis) | 98.44% |
Conclusion | It complies with the USP35 Standard. |
The Best Ritonavir Supplier:
SOST Biotech is a manufacturer with more than 17 years exporting herbs extract powder in China.
Xi an Sost Biotech CO,. Ltd. is the leading manufacturer in research, development, production, sale and service of cosmetic ingredients, healthcare ingredients, fruits & vegetables powder, food additives and active pharmaceutical ingredients(API), as well as Chinese medicine raw material. We insist on producing high quality, green products for human health. Building mutually beneficial and win-win partnership as our development strategy.
We have 2 factories with area about 40,000 square meters totally, and located in Xi`an, Shaanxi, China with convenient transportation.The factory is close to the rich vegetation of the Qinling Mountains, a treasure trove of unique plant resources, providing the company with high-quality raw materials.
Why Choose Sost's Ritonavir?
From selection of raw material, extraction to finished products, we produce standardized plant extract strictly complied with GMP standard, HACCP, EU USDA organic, ISO, SC, SGS requested.Complied with Kosher, Halal,FDA registration.
We offer competitively priced products that have third-party inspection reports to ensure they are safe to use worldwide. If you are not satisfied with what you have received, we can provide hassle-free returns and exchanges.
SOST has more than 300 products as our safety stock, free sample can be sent immediately.
Where To Buy Ritonavir?
Just send email to info@sostherbusa.com, or submit your requirement in bottom form, we are of service at any time!




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