This sheet is about exposure to methamphetamine in pregnancy and while breastfeeding. This information should not take the place of medical care and advice from your healthcare provider. What is methamphetamine? Methamphetamine is also known as metamfetamine, methylamphetamine, and desoxyephedrine. Methamphetamine is sometimes prescribed by a healthcare provider for attention deficit hyperactivity disorder (ADHD). A brand name for this use is Desoxyn®. However, methamphetamine is highly …