What Are The Side Effects Of Drugs?

What Are The Side Effects Of Drugs? Constipation. Skin rash or dermatitis. Diarrhea. Dizziness. Drowsiness. Dry mouth. Headache. Insomnia. What drugs have bad side effects? Medications reported to cause priapism include trazodone (Desyrel), clozapine (Clozaril), hydroxyzine (Atarax), chlorpromazine (Thorazine), prazosin (Minipress), warfarin (Coumadin), testosterone therapy, and serotonin reuptake inhibitors such as sertraline (Zoloft), fluoxetine (Prozac),