This registry is a place to share positive or negative side effects of using Guaifenex. If you directly experienced a side effect while using Guaifenex, then we encourage you to enter it here. Please note that entries here are the experiences of individual users, and in no way means that you or anyone else will experience the same side effect, since the same medication affects people in different ways. Please always contact your physician.
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June 9th
2003
10:21 AM
My son was given this stuff for congestion. He was feeling ok on Friday and started this med Friday night. Saturday evening the side affects kicked in and include depression, anxiety, dizziness, vomiting, severe headaches, intolerance to light, difficulty urinating, no appetite, sleeplessness, nervousness. Monday morning coughing up and vomiting blood. Great Stuff!
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