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Drug Interactions between darunavir and elbasvir / grazoprevir

This report displays the potential drug interactions for the following 2 drugs:

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Interactions between your drugs

Major

darunavir grazoprevir

Applies to: darunavir and elbasvir / grazoprevir

Using grazoprevir together with darunavir is not recommended. Combining these medications may significantly increase the blood levels of grazoprevir. This may increase the risk of side effects such as nausea, vomiting, and liver problems. Talk to your doctor if you have any questions or concerns. Your doctor may be able to prescribe alternatives that do not interact. You should seek prompt medical attention during treatment with grazoprevir if you develop signs and symptoms of liver damage such as fever, chills, joint pain or swelling, unusual bleeding or bruising, skin rash, itching, loss of appetite, fatigue, nausea, vomiting, abdominal pain, dark urine, pale stools, and/or yellowing of the skin or eyes. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Moderate

darunavir elbasvir

Applies to: darunavir and elbasvir / grazoprevir

Darunavir may increase the blood levels and effects of elbasvir. Talk to your doctor if you have any questions or concerns. Your doctor may be able to prescribe alternatives that do not interact. Contact your doctor if your condition changes or you experience increased side effects. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Drug and food interactions

Moderate

darunavir food

Applies to: darunavir

Food can enhance the levels of darunavir in your body. Take darunavir with food. The type of food does not matter. This will make it easier for your body to absorb the medication. Swallow the whole tablets with a drink such as water or milk. Do not chew the tablets. Darunavir must be always be taken together at the same time as another medication called ritonavir (Norvir).

Minor

grazoprevir food

Applies to: elbasvir / grazoprevir

Information for this minor interaction is available on the professional version.

Therapeutic duplication warnings

Therapeutic duplication is the use of more than one medicine from the same drug category or therapeutic class to treat the same condition. This can be intentional in cases where drugs with similar actions are used together for demonstrated therapeutic benefit. It can also be unintentional in cases where a patient has been treated by more than one doctor, or had prescriptions filled at more than one pharmacy, and can have potentially adverse consequences.

Duplication

Protease inhibitors

Therapeutic duplication

The recommended maximum number of medicines in the 'protease inhibitors' category to be taken concurrently is usually one. Your list includes two medicines belonging to the 'protease inhibitors' category:

  • darunavir
  • elbasvir/grazoprevir

Note: In certain circumstances, the benefits of taking this combination of drugs may outweigh any risks. Always consult your healthcare provider before making changes to your medications or dosage.

See also

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Drug Interaction Classification

These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan.
Unknown No interaction information available.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Medical Disclaimer