Safe Dosage Of Benadryl To Take While You Are Pregnant: In most cases, your doctor will suggest you take 25mg to 50mg of an oral dose of Benadryl while you are pregnant. You can take it once in every six hours during your first trimester. However, through your second and third trimester, you should not take a dosage of more than 25mg once in six hours.
carboxylase. [ 1 kÃ¤rbokâ²sÉlÄs] 2  an enzyme that catalyzes the addition of a molecule of carbon dioxide to another compound to form a carboxyl group.
Decarboxylation. Decarboxylation is a chemical reaction that removes a carboxyl group and releases carbon dioxide. Usually, decarboxylation refers to a reaction of carboxylic acids, removing a carbon atom from a carbon chain.The reverse process, which is the first chemical step in photosynthesis, is called carboxylation, the addition of CO2 to a compound.Enzymes that catalyze decarboxylations are called decarboxylases or, the more formal term, carboxy-lyases.he reverse process, which is the first chemical step in photosynthesis, is called carboxylation, the addition of CO2 to a compound. Enzymes that catalyze decarboxylations are called decarboxylases or, the more formal term, carboxy-lyases.