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.
Introduction [edit]. A carboxyl group consists of a carbon double-bonded to an oxygen and also bonded to a-OH group. Compounds with carboxyl groups are called carboxylic acids or organic acids. The carboxyl group can act as an acid when by donating a proton (H +) to a solution and becoming ionized.