Can You Take Lenacapavir with Nolvadex?
This report displays the potential drug interactions for the following 2 drugs:
- lenacapavir
- Nolvadex (tamoxifen)
Interactions between your drugs
tamoxifen lenacapavir
Applies to: Nolvadex (tamoxifen) and lenacapavir
Lenacapavir may increase the blood levels and effects of tamoxifen. The effect on tamoxifen may last for up to 9 months after the last dose of lenacapavir. You may experience increased side effects as a result. Talk to your doctor if you have any questions or concerns. Your doctor may be able to prescribe alternatives that do not interact, or you may need a dose adjustment or more frequent monitoring to safely use both medications. 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.
Therapeutic duplication warnings
No warnings were found for your selected drugs.
Therapeutic duplication warnings are only returned when drugs within the same group exceed the recommended therapeutic duplication maximum.
Drug and food/lifestyle interactions
tamoxifen food/lifestyle
Applies to: Nolvadex (tamoxifen)
Talk to your doctor before using tamoxifen with soy products. There is some evidence that substances present in soy may stimulate breast tumor growth and interfere with the action of tamoxifen, although this has not been proven. Whether soy products are effective for hot flashes is also uncertain. 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.
Disease interactions
tamoxifen Thrombotic/Thromboembolic Disorder
Applies to: Thrombotic / Thromboembolic Disorder
The use of tamoxifen is contraindicated in women with a history of deep vein thrombosis or pulmonary embolus or in women who require concomitant coumarin- type anticoagulant therapy. There is evidence of an increased incidence of thromboembolic events, including deep vein thrombosis and pulmonary embolism, during tamoxifen therapy.
tamoxifen Bleeding
Applies to: Bleeding
Hematological abnormalities during tamoxifen therapy may include thrombocytopenia, leukopenia, and anemia. Rare hemorrhagic episodes, severe neutropenia and pancytopenia have been reported. Therapy with tamoxifen should be administered cautiously to patients with or predisposed to bone marrow suppression.
tamoxifen Bone Marrow Depression/Low Blood Counts
Applies to: Bone Marrow Depression/Low Blood Counts
Hematological abnormalities during tamoxifen therapy may include thrombocytopenia, leukopenia, and anemia. Rare hemorrhagic episodes, severe neutropenia and pancytopenia have been reported. Therapy with tamoxifen should be administered cautiously to patients with or predisposed to bone marrow suppression.
tamoxifen Endometrial Dysplasia
Applies to: Endometrial Dysplasia
Endometrial changes such as hyperplasia, polyps, and endometrial cancer have been reported during tamoxifen therapy. Patients should be instructed to immediately report any signs or symptoms of uterine abnormality such as menstrual irregularities, abnormal vaginal bleeding, change in vaginal discharge, or pelvic pain or pressure. Therapy with tamoxifen should be administered cautiously in patients with or history of gynecological abnormalities.
tamoxifen Liver Disease
Applies to: Liver Disease
Tamoxifen is extensively metabolized by the liver and excreted in the feces. Alteration in liver enzyme levels have been noted. Severe hepatic injuries such as fatty liver, cholestasis, hepatitis, and hepatic necrosis are rare, however, deaths have been reported. Patients should be instructed to immediately report any sign or symptoms of hepatic dysfunction such as jaundice, dark urine, right upper quadrant pain, or anorexia. Therapy with tamoxifen should be administered cautiously in patients with or predisposed to compromised hepatic function.
lenacapavir Liver Disease
Applies to: Liver Disease
Lenacapavir has not been studied in patients with severe hepatic impairment (Child-Pugh Class C).
lenacapavir Renal Dysfunction
Applies to: Renal Dysfunction
Lenacapavir has not been studied in patients with end stage renal disease (estimated creatinine clearance less than 15 mL per minute).
tamoxifen Visual Defect/Disturbance
Applies to: Visual Defect / Disturbance
Corneal changes, cataracts, and retinopathy have been reported during tamoxifen therapy. Therapy with tamoxifen should be administered cautiously in patients with or predisposed to visual disturbances.
lenacapavir
A total of 486 drugs are known to interact with lenacapavir.
- Lenacapavir is in the drug class miscellaneous antivirals.
- Lenacapavir is used to treat the following conditions:
Nolvadex
A total of 475 drugs are known to interact with Nolvadex.
- Nolvadex is in the following drug classes: hormones/antineoplastics, selective estrogen receptor modulators.
- Nolvadex is used to treat the following conditions:
See also
Drug Interaction Classification
| Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
| Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
| 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. | |
| No interaction information available. |
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.