Foscavir and Invirase drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Foscavir (foscarnet sodium) and Invirase (saquinavir mesylate). Common drug interactions include renal failure acute among females and aids encephalopathy among males.

The phase IV clinical study analyzes what interactions people have when they take Foscavir and Invirase. It is created by eHealthMe based on reports of 21 people who take the same drugs from the FDA, and is updated regularly.

What is Foscavir?

Foscavir has active ingredients of foscarnet sodium. eHealthMe is studying from 1,631 Foscavir users. Check the latest studies of Foscavir.

What is Invirase?

Invirase has active ingredients of saquinavir mesylate. eHealthMe is studying from 2,690 Invirase users. Check the latest studies of Invirase.

On Jul, 04, 2026

21 people who take Foscavir and Invirase together, and have interactions are studied.

Foscavir and Invirase drug interactions.

What are the common drug interactions of Foscavir and Invirase, by gender? *:

female:

Renal failure acute (rapid kidney dysfunction)
Blood uric acid increased
Decreased immune responsiveness
Genotype drug resistance test positive
Anaemia (lack of blood)
Cervix carcinoma stage 0 (abnormal cells are found in the innermost lining of the cervix. these abnormal cells may become cancer and spread into nearby normal tissue)
Cervix carcinoma stage iii (cancer has spread to the lower third of the vagina, and/or to the pelvic wall)
Hypokalaemia (low potassium)

male:

Aids encephalopathy (malfunction of the brain as a result of hiv infection, variety of cognitive, motor, and behavioural abnormalities)
Renal impairment (severely reduced kidney function)
Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets)
Anaemia (lack of blood)
Diarrhoea
Lymphoma (cancer that begins in immune system cells)
Pneumonia fungal
Pyrexia (fever)
Rash generalised (rash on most of body parts)
Blood creatinine increased

What are the common drug interactions of Foscavir and Invirase, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

Blood uric acid increased
Cervix carcinoma stage 0 (abnormal cells are found in the innermost lining of the cervix. these abnormal cells may become cancer and spread into nearby normal tissue)
Cervix carcinoma stage iii (cancer has spread to the lower third of the vagina, and/or to the pelvic wall)

30-39:

Aids encephalopathy (malfunction of the brain as a result of hiv infection, variety of cognitive, motor, and behavioural abnormalities)
Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets)
Blood amylase increased
Blood creatinine increased
Deafness
Renal failure acute (rapid kidney dysfunction)

40-49:

Decreased immune responsiveness
Genotype drug resistance test positive
Renal impairment (severely reduced kidney function)
Anaemia (lack of blood)
Blood creatinine increased
Blood urea increased
Difficulty in micturition (difficulty to urinate)
Hypokalaemia (low potassium)
Renal failure acute (rapid kidney dysfunction)

50-59:

Blood alkaline phosphatase increased
Blood amylase increased
Lactic acidosis (low ph in body tissues)
Muscle weakness (a lack of muscle strength)
Muscular weakness (muscle weakness)
Blood lactic acid decreased
Pain
Pain in extremity
Blood uric acid increased
Dysphagia (a condition in which swallowing is difficult or painful)

60+:

n/a

What are the existing conditions these people have? *

Hiv Infection: 6 people, 28.57%
Cytomegalovirus Chorioretinitis (infection of choroid and retina of the eye from virus): 3 people, 14.29%
Pneumonia Fungal: 2 people, 9.52%
Pneumocystis Jiroveci Pneumonia (fungal infection of the lungs): 2 people, 9.52%
Lymphoma (cancer that begins in immune system cells): 2 people, 9.52%
Fever: 2 people, 9.52%

* Approximation only. Some reports may have incomplete information.

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