Pronestyl injection and Zebutal

• Generic Name: procainamide
• Dosage Forms: Tablets USP and Capsules USP
• Other Brand Names: Pronestyl, Procan SR, Pronestyl-SR, Procanbid

Pronestyl affects the way your heart beats.

Pronestyl is used to help keep the heart beating normally in people with certain heart rhythm disorders of the ventricles (the lower chambers of the heart that allow blood to flow out of the heart).

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

• Generic Name: acetaminophen / butalbital / caffeine
• Dosage Forms: capsule
• Other Brand Names: Capacet, Esgic, Fioricet, Margesic, Medigesic, Orbivan, Repan, Vanatol LQ, Zebutal, Esgic-Plus, Arcet, Isocet, Pharmagesic, Anoquan, Two-Dyne, Tenake, Anolor 300, Femcet, Geone, Tencet, Triad, Fiorpap, Dolmar, Endolor, Ezol, Ide-cet, G-1, Minotal, Mygracet, Pacaps, Alagesic, Americet, Nonbac, Dolgic LQ, Dolgic Plus, Vanatol S, Alagesic LQ

Acetaminophen is a pain reliever and fever reducer.

Butalbital is in a group of drugs called barbiturates. It relaxes muscle contractions involved in a tension headache.

Caffeine is a central nervous system stimulant. It relaxes muscle contractions in blood vessels to improve blood flow.

Zebutal is a combination medicine used to treat tension headaches that are caused by muscle contractions.

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