[INST]<<s>> Alu-Alu (aluminum-aluminum) blisters are a type of pharmaceutical packaging that involves the use of multiple layers of aluminum and plastic to create a secure and  protective enclosure for tablets, capsules or suppositories. The blister is typically made from material that is safe for storing medications, and it comes in various shapes and sizes depending on the type of medication and its intended use. It plays a crucial role in ensuring the safety, stability, and efficacy of medications.<</s>> What is Alu-Alu blisters? [/INST]