Here is a partial list of adverse reactions attributable to SSRI medications:
Insomnia
Vivid and violent dreams
Inability to detect dreams from reality (The world takes on an other-worldly aspect)
No emotions
Inability to feel guilt or cry
Nausea
Loss of appetite
Rash; Breathing or lung problems
Heart fluttering
Shaking - jitteriness
Memory impairment
Hair loss
Blurred vision or pressure behind the eyes
Inability to discontinue use of drug and increasing own dose
Cravings for alcohol, sweets, and other substances or drinking large sums of alcohol, coffee or other caffeinated drinks, diet pop with NutraSweet, etc.
Headaches
Swelling and/or pain in joints
Burning or tingling in extremities
Muscle twitching or contractions
Tongue numbness and slurred speech
Sweating
Dizziness
Confusion
Chills or cold sweats
Muscle weakness
Extreme fatigue
Diabetes or hypoglycemia
Lowered immune system
Seizures or convulsions
Weight gain or weight loss
Mood swings
Altered personality
Symptoms of mania, ie., inability to sit still or restlessness, racing thoughts, acting silly or giddy (like a teenager again)
Deceitfulness
Blank staring
Inability to see any alternatives in situations
Hyperactivity