To date, she said, she has collected detailed data on about 500 people who report having experienced muscle aches, memory problems, irritability, neuropathy, or other symptoms while taking the drugs.

Feeling overly emotional, experiencing depression, anger and irritability, or having anxiety and social withdrawal may be present.

Social Interactions- One may experience heightened irritability and increased frequency of antisocial feelings.

He experienced some disorientation and irritability at first, but then he began to take an interest in rug shopping.

For the first year, she experienced tingling and irritability because settings on her stimulator were too high.

Some people also experience depression, irritability, insomnia or anxiety.

You may experience sweating, dizziness, nausea, vomiting, headache, or irritability if you suddenly stop taking this drug.

The patient with mild to moderate sleep disturbances may experience irritability and inability to concentrate, which may in turn affect the patient's compliance with treatment protocols, ability to make decisions, and relationships with significant others.

Once you've stopped smoking, you might experience sleepiness, headaches, constipation, irritability, anxiety, tension, mood swings and cravings for different foods, but the symptoms only last about a week.

People experience agitation, insomnia, irritability, and strong cravings within two to four hours of their last cigarette.