If you have experienced a skin response or irritation to Megaheal Gel or any other medication, please do not use Megaheal Gel without first consulting a doctor. Megaheal Gel may cause poor absorption, therefore avoid taking thyroxine and antibiotics at the same time. If you are pregnant or breastfeeding, see your physician before taking Megaheal Gel. Megaheal Gel should not be used for extended periods of time or in larger doses than recommended as this could have negative effects. In order to rule out potential adverse effects, keep your doctor informed about all of your medications and health conditions.