Is There A Medication That Prevents Hiv That Does Not

Is there a medication that prevents hiv that does not cause weight gain and does not effect the kidneys nor the liver. I do not have funds on my account at this time but I get a disability fund at the end of each month the last day of each month it is due on the 3rd of each month but my debit card allows me to get the funds two days early then I can pay the 15.00 for the answer but I just want to know if there is any medication for that, that does not cause weight gain and does not effect the liver and kidneys. my email is LindaComptonTaylor1964@gmail. I just want to not be used for experiments when I do not need this medications I have another doctors appointment on the 6th of this month but the doctor in just internal meds doctor.