THCP vape pens can be used by people living with HIV, but only under close medical supervision and with careful attention to antiretroviral medication interactions, immune function, and lung health. The primary safety concern isn’t THCp itself, but rather how vaping affects your respiratory system when your immune system may already be managing inflammation, and whether cannabinoids interact with the specific HIV medications you take. If your viral load is undetectable, your CD4 count is stable above 500, and your healthcare provider has reviewed your full medication list for …