Concerta 18 mg is an extended-release, once-daily stimulant medication containing methylphenidate (18mg) used to treat ADHD in children (6+), adolescents, and adults. It helps improve focus, attention, and impulse control by increasing dopamine/norepinephrine levels in the brain. It is a controlled substance with abuse potential. Key Details Administration: Concerta is typically taken once daily in the morning, with or without food. How to Take: Tablets should be swallowed whole with water; do not crush, chew, or split them. Appearance: The 18 mg tablet is yellow, capsule-shaped, with “alza 18” printed on one side. Mechanism: Concerta utilizes the OROS® delivery system, designed to provide an extended release of medication over approximately 12 hours. Common Side Effects: Frequently reported side effects include headache, difficulty sleeping (insomnia), stomach pain, feeling nervous, reduced appetite, and dizziness. Warnings and Precautions Contraindications: Concerta should not be used by individuals with conditions such as severe high blood pressure, certain heart problems, glaucoma, or an overactive thyroid gland (hyperthyroidism). Abuse Potential: This medication has a high potential for abuse; it should be used strictly as prescribed by a healthcare professional. Interactions: It is generally recommended to avoid alcohol while taking Concerta; monitoring for potential interactions with other medications is also important. Pregnancy/Nursing: If you are pregnant or breastfeeding, consult a doctor before using this medication. For personalized medical advice and to ensure this medication is appropriate for you.