Sandostatin LAR and Tysabri

• Generic Name: octreotide
• Dosage Forms: injection
• Other Brand Names: Sandostatin, Sandostatin LAR Depot

Octreotide is a man-made protein that is similar to a hormone in the body called somatostatin. Octreotide lowers many substances in the body such as insulin and glucagon (involved in regulating blood sugar), growth hormone, and chemicals that affect digestion.

Octreotide is used to treat acromegaly. Octreotide is also used to reduce flushing episodes and watery diarrhea caused by cancerous tumors (carcinoid syndrome) or tumors called vasoactive intestinal peptide tumors (VIP adenomas).

Octreotide may also be used for purposes not listed in this medication guide.

• Generic Name: natalizumab
• Dosage Forms: injection
• Other Brand Names: Tysabri

Tysabri (natalizumab) is a monoclonal antibody that affects the actions of the body's immune system. Monoclonal antibodies are made to target and destroy only certain cells in the body. This may help to protect healthy cells from damage.

Tysabri is used to treat relapsing forms of multiple sclerosis.

Tysabri is also used to treat moderate to severe Crohn's disease in adults. It is usually given after other medicines have been tried without success.