Mental Health Home > Drug Interactions With Fluvoxamine CR
Fluvoxamine CR and Serotonin Syndrome
Several of the known interactions with fluvoxamine CR are related to a potentially dangerous group of symptoms known as serotonin syndrome. Such symptoms might include:
- Fast heartbeat
- Feeling faint
- Muscle spasm
- Difficulty walking
More Information on Interactions With Fluvoxamine CR
The following sections explain in detail the potentially negative interactions that can occur when fluvoxamine CR is combined with any of the drugs listed above.
Taking alosetron and fluvoxamine CR together can greatly increase the level of alosetron in your blood, possibly increasing your risk of side effects. These two medications should not be taken together.
Combining fluvoxamine CR with antipsychotic medications may increase your risk of neuroleptic malignant syndrome (NMS). Symptoms of NMS include:
- Muscle tension
- Changes in heart rate and blood pressure
- Mental changes (such as confusion).
Tell your healthcare provider right away if you are having symptoms of NMS. Fluvoxamine CR and thioridazine should never be taken together, due to the risk of dangerous side effects.