1 Infants: Lethargy, weakness, poor feeding, constipation, poor head control, poor gag and sucking reflex.  Children and adults: Double vision, blurred vision, drooping eyelids, slurred speech, difficulty swallowing, dry mouth and muscle weakness.
After completing an ADN degree one can take the NCLEX-RN licensure exam in order to become a registered nurse. An associate's degree in nursing can take two years and at times also three years to compete.
A: If you want to become a nurse practitioner in quick time you need to have a high school diploma. Those with a high school diploma can enroll in an associate of nursing degree which will take around two years to complete.: If you want to know how to become an RN fast then the first thing you need to do is enroll in an ADN or BSN program. These programs will equip you with skill and in-depth knowledge of nursing. You can then sit for the NCLEX-RN exam which is the final step to being an RN.