Drug Interactions between Cycrin and efavirenz
This report displays the potential drug interactions for the following 2 drugs:
- Cycrin (medroxyprogesterone)
Interactions between your drugs
Applies to: Cycrin (medroxyprogesterone) and efavirenz
Efavirenz may reduce the blood levels and effects of medroxyPROGESTERone. If you are using birth control pills or another hormone-type contraceptive such as a patch, shot, vaginal ring or implant, you should talk to your doctor before taking efavirenz. You may need an alternative or additional method of birth control during and for at least two weeks after treatment with efavirenz in order to avoid an unintended pregnancy. Let your doctor know if you experience bleeding outside of your menstrual cycle, since it may indicate reduced effectiveness of medroxyPROGESTERone. 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
Applies to: efavirenz
Taking efavirenz with food increases the amount of medicine in your body, which may increase the frequency of side effects. You should take efavirenz once a day on an empty stomach, preferably at bedtime. Taking it at bedtime may make some side effects such as dizziness, trouble sleeping, drowsiness, trouble concentrating, and/or unusual dreams less bothersome. However, these symptoms may be more severe if efavirenz is used with alcohol or mood-altering (street) drugs. You should avoid driving or operating hazardous machinery until you know how the medication affects you. 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 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.|
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.