Drug General Information (ID: DDIIODSMQK)
Drug Name			Sibutramine		Drug Info		Fedratinib		Drug Info
Drug Type		Small molecule				Small molecule
Therapeutic Class		Appetite Depressants				Multikinase Inhibitors
Structure

Mechanism of Sibutramine-Fedratinib Interaction (Severity Level: Moderate)
Increased risk of bleeding Click to Show/Hide Mechanism Graph
Drug Name		Sibutramine				Fedratinib
Mechanism		Risk of bleeding Antiplatelet effects				Risk of bleeding Antiplatelet effects
Key Mechanism Factor 1
		Factor Name		Bleeding
		Factor Description		Patients may be at risk for bleeding when the outcome of a disease or disease treatment confounds the standard mechanisms for maintaining hemostasis. Signs or symptoms of abnormal bleeding include: bleeding that takes a long time to stop (including nosebleeds, bleeding gums, bleeding from cuts and abrasions, and menstrual bleeding); severe unexplained bruising, or bruising that becomes larger; blood in the urine or stool, etc.
Mechanism Description		Increased risk of bleeding by the combination of Sibutramine and Fedratinib

Recommended Action
Management		Caution is advised if SRIs or clomipramine are used in combination with other drugs that affect hemostasis. Close clinical and laboratory observation for hematologic complications is recommended. Patients should be advised to promptly report any signs of bleeding to their physician, including pain, swelling, headache, dizziness, weakness, prolonged bleeding from cuts, increased menstrual flow, vaginal bleeding, nosebleeds, bleeding of gums from brushing, unusual bleeding or bruising, red or brown urine, or red or black stools.

References
1	Product Information. Meridia (sibutramine). Knoll Pharmaceutical Company, Whippany, NJ.