Hello and Welcome to ‘Ask A Doctor’ service. I have reviewed your query and here is my advice.
Adderrall doesn't cause your constricted throat condition. in less frequent cased may be it can cause
dry mouth but that's it. If you don't have any pathological constriction or infections pertaining to the throat, it is safe to assume your condition is occupation related. I can give you set of instructions to follow to alleviate the problem:
1. Rest your voice as often as possible outside your profession. Take small sips of lukewarm water never keep your mouth and throat dry.
2. Gargle with lukewarm saltwater as many times as possible.
3. Sleep at night with an humidifier.
4. Avoid any irritants, air condition.
5. Use water vaporizer daily.
6. Suckle some ginger honey hard candy.
After 1-2 weeks if the symptoms persist, consult an ENT for further evaluation with
laryngoscopy and give appropriate treatment.
Hope I have answered your query. Let me know if I can assist you further.