Demerol and Isoniazid Oral, Intramuscular

• Generic Name: meperidine
• Dosage Forms: tablet
• Other Brand Names: Demerol, Demerol HCl, Meperitab

Demerol (meperidine) is an opioid pain medication. An opioid is sometimes called a narcotic.

Demerol is a strong prescription pain medicine that is used to manage the relief short-term pain, when other pain treatments such as non-opioid pain medicines do not treat your pain well enough or you cannot tolerate them.

Careless use of Demerol can put you at risk of overdose and death. Even if you take your dose correctly as prescribed you are at risk for opioid addiction, abuse, and misuse that can lead to death.

• Generic Name: isoniazid
• Dosage Forms: n.a.
• Other Brand Names: Nydrazid

Isoniazid is used to treat tuberculosis (TB) or prevent its return (reactivation). It may be given alone, or in combination with other medicines, to treat TB or to prevent its return (reactivation). Isoniazid may also be used for other problems as determined by your doctor.

Isoniazid may cause some serious side effects, including damage to the liver. Liver damage is more likely to occur in patients over 50 years of age. You and your doctor should talk about the good isoniazid will do, as well as the risks of taking it.

If you are being treated for active tuberculosis (TB): To help clear up your TB infection completely, you must keep taking isoniazid for the full time of treatment, even if you begin to feel better. This is very important. It is also important that you do not miss any doses.

Isoniazid is available only with your doctor's prescription.