^ No you can in fact completely cure PTSD with pills if you take enough of the right kind to be stoned out of your mind 24/7.
However in the article it mentioned a thiamine deficiency which in itself can cause permanent brain damage, which a pill will not correct but could at least alleviate some of the symptoms and allow the person to lead a more productive life if a balance can be met where they are not taking a larger dose than needed, while most of these drugs are addictive so escalating dosage is a normal problem.