You should not use this medicine if you have glaucoma, overactive thyroid, severe agitation, moderate to severe high blood pressure, heart disease or coronary artery disease, or a history of drug abuse.
Methamphetamine may be habit-forming, and this medicine is a drug of abuse. Tell your doctor if you have had problems with drug or alcohol abuse.
Stimulants have caused stroke, heart attack, and sudden death in people with high blood pressure, heart disease, or a heart defect.
Do not use methamphetamine if you have used an MAO inhibitor in the past 14 days, such as isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, or tranylcypromine.
Methamphetamine may cause new or worsening psychosis (unusual thoughts or behavior), especially if you have a history of depression, mental illness, or bipolar disorder.
You may have blood circulation problems that can cause numbness, pain, or discoloration in your fingers or toes.
Call your doctor right away if you have: signs of heart problems --chest pain, feeling light-headed or short of breath; signs of psychosis --paranoia, aggression, new behavior problems, seeing or hearing things that are not real; signs of circulation problems --unexplained wounds on your fingers or toes.
Methamphetamine is a central nervous system stimulant. It affects chemicals in the brain and nerves that contribute to hyperactivity and impulse control.
Methamphetamine is used to treat attention deficit hyperactivity disorder (ADHD). It is also to treat obesity in people who have not lost weight with diets or other treatments.
Methamphetamine may also be used for purposes not listed in this medication guide.
You should not use methamphetamine if you are allergic to any stimulant medicine, or if you have:
Do not use methamphetamine if you have used an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, tranylcypromine, and others.
Some medicines can interact with methamphetamine and cause a serious condition called serotonin syndrome. Be sure your doctor knows if you also take opioid medicine, herbal products, or medicine for depression, mental illness, Parkinson's disease, migraine headaches, serious infections, or prevention of nausea and vomiting. Ask your doctor before making any changes in how or when you take your medications.
Stimulants have caused stroke, heart attack, and sudden death in certain people. Tell your doctor if you have:
To make sure this medicine is safe for you, tell your doctor if you or anyone in your family has ever had:
When used to treat obesity, methamphetamine should be used only after other diets or medications have been tried without successful weight loss.
Taking methamphetamine during pregnancy can cause premature birth, low birth weight, or withdrawal symptoms in the newborn baby. Tell your doctor if you are pregnant or plan to become pregnant.
Methamphetamine can pass into breast milk and may harm a nursing baby. You should not breast-feed while using this medicine.
Methamphetamine is not approved for use by anyone younger than 6 years old. Methamphetamine is not approved to treat obesity in a child younger than 12 years old.
Follow all directions on your prescription label. Your doctor may occasionally change your dose. Do not use this medicine in larger or smaller amounts or for longer than recommended.
Methamphetamine may be habit-forming. Never share this medicine with another person, especially someone with a history of drug abuse or addiction. Keep the medication in a place where others cannot get to it. Selling or giving away this medicine is against the law.
Read all patient information, medication guides, and instruction sheets provided to you. Ask your doctor or pharmacist if you have any questions.
If you are taking methamphetamine to treat obesity and your appetite gradually increases, do not increase your dose. Stop taking the medicine and call your doctor.
While using this medicine, your doctor will need to check your progress at regular visits. Tell any doctor who treats you that you are using this medicine.
Store at room temperature away from moisture, heat, and light.
Keep track of your medicine. Methamphetamine is a drug of abuse and you should be aware if anyone is using your medicine improperly or without a prescription.
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. An overdose of methamphetamine can be fatal.
Overdose symptoms may include restlessness, tremor, muscle twitches, rapid breathing, hostility, violence, panic, muscle pain or weakness, and dark colored urine. These symptoms may be followed by depression and tiredness. Overdose may also cause seizure or coma.
This medication may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert.
Avoid drinking fruit juices or taking vitamin C at the same time you take methamphetamine. These can make your body absorb less of the medicine.
Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have:
Seek medical attention right away if you have symptoms of serotonin syndrome, such as: agitation, hallucinations, fever, sweating, shivering, fast heart rate, muscle stiffness, twitching, loss of coordination, nausea, vomiting, or diarrhea.
Methamphetamine can affect growth in children. Tell your doctor if your child is not growing at a normal rate while using this medicine.
Common side effects may include:
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Ask your doctor before using a stomach acid medicine (including Alka-Seltzer or sodium bicarbonate). Some of these medicines can change the way your body absorbs methamphetamine, and may increase side effects.
Tell your doctor about all your current medicines and any you start or stop using, especially:
This list is not complete. Other drugs may interact with methamphetamine, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this medication guide.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
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