I took it and it did cause constipation
Zoloft side effects
Get emergency medical help if you have any of these signs of an allergic reaction: skin rash or hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have any new or worsening symptoms such as: mood or behavior changes, anxiety, panic attacks, trouble sleeping, or if you feel impulsive, irritable, agitated, hostile, aggressive, restless, hyperactive (mentally or physically), more depressed, or have thoughts about suicide or hurting yourself.
Call your doctor at once if you have any of these serious side effects:
tremors, shivering, muscle stiffness or twitching;
problems with balance or coordination; or
agitation, confusion, sweating, fast heartbeat.
Other less serious side effects are more likely to occur, such as:
drowsiness, dizziness, weakness;
nausea, diarrhea, dry mouth, or changes in appetite or weight