1. But the drug's side effects include dry mouth and low blood pressure. 2. Remember your dry mouth and constricted breath, the thump in your heart. 3. The tablet treats radiation-induced dry mouth in head and neck cancer patients. 4. Our patients complained of constantly dry mouths despite drinking copious amounts of fluids. 5. Methadone causes dry mouth , reducing the protective role of saliva in preventing decay. 6. The most common side effect is dry mouth . . .. 7. Except for dry mouth , these usually subside in a few days. 8. A small number of participants experienced nausea, dry mouth and a decreased appetite. 9. Dry mouth can occur; other exocrine glands are affected only rarely.10. Rarely, hypotonia, dry mouth , urinary incontinence and nonspecific electrocardiographic ST segment changes occur.