The antenatal use of ambroxol (bromhexine metabolite VIII) to prevent hyaline membrane disease: a controlled double-blind study.
Wauer RR, Schmalisch G, Menzel K, Schröder M, Müller K, Tiller R, Methfessel G, Sitka U, Koepke E, Plath C, Schlegel C, Böttcher M, Köppe I, Fricke U, Severin K, Jacobi R, Schmidt W, Hinkel GK, Nitz I, Kunze D, Reichmann G, Lachmann B, Lampe K, Grauel EL.
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Int J Biol Res Pregnancy. 1982;3(2):84-91.
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PMID: 7042592
Clinical Trial.