Activase and Butorphanol Nasal Spray

• Generic Name: alteplase
• Dosage Forms: injection
• Other Brand Names: Activase, Cathflo Activase

Activase is a thrombolytic (THROM-bo-LIT-ik) drug, sometimes called a "clot-busting" drug. It helps your body produce a substance that dissolves unwanted blood clots.

Activase is used to treat a stroke caused by a blood clot or other obstruction in a blood vessel. This medicine is also used to prevent death from a heart attack (acute myocardial infarction).

Activase is also used to treat a blood clot in the lung (pulmonary embolism).

Activase is also used to dissolve blood clots that have formed in or around a catheter placed inside a blood vessel. This improve the flow of medicines injected in through the catheter, or blood drawn out through the catheter.

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

• Generic Name: butorphanol
• Dosage Forms: nasal spray
• Other Brand Names: Stadol, Stadol NS

Butorphanol is an opioid pain medication, sometimes called a narcotic.

Butorphanol is used to treat moderate to severe pain. It is also used as part of anesthesia for surgery, or during early labor (if childbirth is expected to be more than 4 hours away).

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