The long-term effects of ice and other methamphetamines may include:

• dependence on the drug
• high blood pressure and increased risk of heart related problems such as heart attack and heart failure
• chronic sleep problems
• malnutrition and weight loss
• extreme mood swings
• depression and anxiety
• paranoia and psychosis
• panic attacks
• brain damage
• dental problems
• seizures
• lung damage and oral health problems if smoking methamphetamines
• damage to the lining of the nose if snorting methamphetamines
• damage to veins, scarring, abscesses, risk of catching blood-borne diseases such as HIV and Hepatitis B or C if injecting methamphetamines
• social, financial, work, study or relationship problems