isometheptene/acetaminophen/dichloralphenazone - oral, Amidrine, Isocom, Midchlor, Mi (cont.)
HOW TO USE: Take this medication by mouth with or without food as directed by your doctor.Dosage is based on your medical condition and response to therapy.For migraine headaches, take at the first sign of the headache as directed by your doctor. Then you will usually take 1 capsule every hour as needed until the headache is relieved, or take as directed by your doctor. Do not take more than 5 capsules in a 12-hour period.For tension headaches, take every 4 hours as needed or as directed by your doctor. Do not take more than 8 capsules in a 24-hour period.This medication may cause withdrawal reactions, especially if it has been used regularly for a long time (longer than 2 weeks) or in high doses. In such cases, withdrawal symptoms (such as mental/mood changes, shaking, seizures) may occur if you suddenly stop using this medication. To prevent withdrawal reactions, your doctor may reduce your dose gradually. Consult your doctor or pharmacist for more details, and report any withdrawal reactions immediately.Though it is very unlikely to occur, this medication can also result in abnormal drug-seeking behavior (addiction/habit forming). Do not increase your dose, take it more frequently, or use it for a longer time than prescribed. Properly stop the medication when so directed. This will lessen the chances of becoming addicted.This medication contains acetaminophen. Do not take more acetaminophen than recommended because this may increase your risk of developing liver problems. (See also Side Effects section.)Inform your doctor if you notice increased use of this medication, the medication not working as well, a worsening of headaches, an increase in the number of headaches, or use of this medication for more than 2 headache episodes a week. Your doctor may need to change your medication and/or add a separate medication to prevent the headaches.
SIDE EFFECTS: Dizziness, drowsiness, and nausea may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.Tell your doctor immediately if any of these unlikely but serious side effects occur: easy bruising/bleeding, signs of infection (e.g., fever, persistent sore throat), mental/mood changes, fast/irregular heartbeat.If you do not have liver problems, do not take more than 4 grams (4000 milligrams) of acetaminophen per day. If you take more than the maximum daily amount, it may cause serious (possibly fatal) liver disease. Seek immediate medical attention if you have any of the following symptoms of liver damage: severe nausea/vomiting, yellowing eyes/skin, dark urine, stomach pain, extreme tiredness.If you have liver problems, consult your doctor or pharmacist for a safe dosage of this medication.A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction may include: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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