 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  pharmacist or local waste disposal company.The uses of Efavirenz-Lamivudine-Tenofovir Disoproxil Fumarate Oral: This combination product is used by itself to help control HIV infection. It helps to decrease the amount of HIV in your body so your immune system can work better. This lowers your chance of getting HIV complications (such as new infections, cancer) and improves your quality of life. This product is a combination of 3 different drugs: efavirenz, lamivudine, and tenofovir. Efavirenz belongs to a class of drugs known as non-nucleoside reverse transcriptase inhibitors (NNRTIs). Lamivudine is called a nucleoside reverse transcriptase inhibitor and tenofovir is called a nucleotide reverse transcriptase inhibitor. Lamivudine and tenofovir are often called NRTIs.Efavirenz/lamivudine/tenofovir is not a cure for HIV infection. To decrease your risk of spreading HIV disease to others, continue to take all HIV medications exactly as prescribed by your doctor. Use an effective barrier method (latex or polyurethane condoms/dental </s>