Minocycline is an antibiotic that belongs to the tetracycline class. It is commonly used to treat various bacterial infections, including acne, respiratory tract infections, and skin infections. Minocycline works by inhibiting the growth of bacteria, helping the body to fight off infections. This medication is usually taken orally in the form of capsules or tablets. It is important to follow a healthcare provider's instructions regarding dosage and duration of treatment. Like all medications, Minocycline can have side effects, including nausea, dizziness, and skin discoloration, so patients should discuss any concerns with their doctor.