Figure 1: Control group showing no signs of fetotoxicity (a). Morphological examination showed abdominal and brain hemorrhages along with low wrist drop in Group-4 and -5 (b and c). Guaifenesin significantly inhibited the maternal weight growth as compared with control (d). Skeletal examination showed normal bone structure (e) in control group, while increased intercostal space and improper development of carpals, metacarpals, tarsals, and metatarsals were found in Group 5 (f). Data are represented by a mean ± standard error of the mean, where n = 5. *P < 0.05 and ***P < 0.001 represent comparison with control group