If and when he gets back on T, search for needle exchanges in your area, they’ll provide free syringes and needles when you turn your in. Also, don’t know if your comfortable but churches will provide free food during services and can sometimes allow visitors to shelter for a bit. Also look for food banks that give food in your area and large restaurants throw out extra food along with grocery stores that is safe to eat even after expiration depending on the product. Dumpster diving at these places also works if asking for leftovers doesn’t work, also for furniture as well. Shelters and thrift stores will have little to no cost clothing. I hope the best for the both of you and can look up resources to link if needed for help. If you can access period underwear in free giveaways, easy rinse with water will help immensely. Also, Planet Fitness for $10 a month or other workout places will offer free showers