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Avoid taking MAO inhibitors (e.g., furazolidone, isocarboxazid, linezolid, moclobemide, phenelzine, procarbazine, rasagiline, selegiline, tranylcypromine) within 2 weeks before, during, and after treatment with this medication. In some cases a serious (possibly fatal) drug interaction may occur.

If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting methamphetamine.

Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: antidepressants (e.g., venlafaxine, tricyclic antidepressants such as amitriptyline, SSRIs such as fluoxetine), insulin, medications for high blood pressure (e.g., guanethidine, beta blockers such as atenolol), medications that affect the acid level of the urine (e.g., sodium bicarbonate, acetazolamide), other stimulant medications (e.g., methylphenidate), phenothiazines (e.g., chlorpromazine, thioridazine).

Check the labels on all your medicines (e.g., cough-and-cold products, diet aids) because they may contain ingredients that could increase your heart rate or blood pressure. Ask your pharmacist about using those products safely.

This medication may interfere with certain laboratory tests (including corticosteroid levels), possibly causing false test results. Make sure laboratory personnel and all your doctors know you use this drug.

Also report the use of drugs that might increase seizure risk when combined with this medication such as isoniazid (INH), phenothiazines (e.g., thioridazine), theophylline, or tricyclic antidepressants (e.g., amitriptyline), among others. Consult your doctor or pharmacist for details.

This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.

OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US National Poison Hotline at 1-800-222-1222. Canada residents can call a provincial poison control center. Symptoms of overdose may include: restlessness, shaking (tremor), fast breathing, mental/mood changes, irregular heartbeat, muscle pain/tenderness, weakness, nausea, vomiting, change in the amount of urine.

NOTES: Do not share this medication with others. It is against the law.

This medication may raise your blood pressure. Laboratory and/or medical tests (e.g., blood pressure, heart rate, growth monitoring in children) may be performed to check for side effects. Consult your doctor for more details.

MISSED DOSE: If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.

STORAGE: Store at room temperature below 86 degrees F (30 degrees C) away from light and moisture. Do not store in the bathroom. Keep all medicines away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company for more details about how to safely discard your product.

Information last revised May 2010 Copyright(c) 2010 First DataBank, Inc.