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Effexor XR and Serotonin Syndrome
Several of the known interactions with Effexor XR 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
Effexor XR Interactions Explained
The following sections explain in detail the potentially negative interactions that can occur when Effexor XR is combined with any of the drugs listed above.
It is not recommended that you drink alcohol while taking Effexor XR. Combining alcohol and Effexor XR may cause unwanted side effects (see Alcohol and Effexor XR).
Combining Effexor XR with anticoagulant or antiplatelet medications (commonly known as blood thinners) may increase the risk of bleeding. Check with your healthcare provider before taking such medications with Effexor XR.
Because combining Effexor XR with buspirone may increase the risk of serotonin syndrome, check with your healthcare provider before taking these medications together.