In obstetrics, the distance between the midline superior point of the sacrum and the upper margin of the symphysis pubis. It is the anteroposterior diameter of the pelvic inlet, estimated by subtracting 1.5 to 2 cm from the measurement of the diagonal conjugate.
1 Promethazine-codeine cough syrup, a medication that contains codeine, an opioid that acts as a cough suppressant and can also produce relaxation and euphoria when consumed at a higher-than-prescribed dose. 2  It also contains promethazine HCl, an antihistamine that additionally acts as a sedative.
Do not take Balminil DM, Benylin DM, Bronchophan, Buckleys D, Calylin #1, Delsym, Koffex DM, Novahistex DM, Robitussin Lingering Cold Long-Acting Cough, Robitussin lingering Cold Long-Acting CoughGels, Children's Robitussin Cough Long-Acting, and Sucrets 8 Hour Cough Relief DM Cough Formula if you are allergic to dextromethorphan or any ingredients contained in this drug