Table 1.

Category of xerogenic medications and active pharmaceutical ingredients [42,45].

Category	Drug Substance
Antidepressant agents and antipsychotic agents	citalopram, fluoxetine, paroxetine, sertraline, venlafaxine, amitriptyline, imipramine, reboxetine, bupropion hydrochloride, clozapine, chlorpromazine, haloperidol, olanzapine
Anticholinergic agents	dicyclomine, mepenzolate
Antihypertensive agents	captopril, clonidine, methyldopa, prazosin
Antiparkinsonian agents	biperiden, selegiline
Diuretic agents	spirnolactone, chlorothiazide, furosemide, hydrochlorothiazide
Opioids	morphine, codeine, methadone, pethidine
Immunostimulants	interferon-alpha