However, people with an underactive thyroid gland could also wind up with high levels if they are prescribed too much medication. In these individuals, the thyroid hormone levels are modifiable by decreasing the dose of therapy, she said.
It is a relatively well tolerated medication with few side effects. The most frequent adverse events reported with Celexa are nausea, dry mouth, drowsiness, insomnia, increased sweating etc. There are occasional reports of teeth grinding which may intern cause tongue biting. It is important to rule out other causes for tongue biting.
Read More. I've been taking Celexa for about 4 months now, and I'm thinking about stopping it. I've gained over 10 pounds, but the worse side effect I'm having is joint and muscle pain. The joint pain is keeping me from doing a lot of things I like or need to do. It started 2-3 months ago....just out of the blue.