Thiocolchicoside, a muscle-relaxant with anti-inflammatory and analgesic effects, is excreted in the breast milk. Once excreted, the side effects may also be shared to the baby. Some of the side effects include sedation or drowsiness, constipation or diarrhea, dry mouth, abdominal fullness, hiccups, stomach cramps, nausea or vomiting, and weakness.
It is contraindicated or not recommended during pregnancy and breastfeeding. However, some prescribing doctor choose to prescribe it considering that the potential benefits outweigh the risks (side effects). Talk to your doctor before taking the drug.