Medication

Centrally acting medicinal products in the treatment of persistent hiccups are copper (as a metal that warms through and promotes relaxation) and herbal preparations from the nightshade family, especially Nicotiana tabacum (acting as an antispasmodic) and Hyoscyamus niger (which encourages rhythm and calming):

Aurum/Hyoscyamus comp. WELEDA
or 
Cuprum aceticum comp. WALA
or 
Cuprum aceticum D4 WELEDA, 1 amp. s.c. over the epigastrium
or
Cuprum aceticum D5/Zincum Valerianicum D5 WELEDA, 1 amp. s.c., 1 to several times daily

Also to be considered is:
Tabacum Cupro cultum Rh D3 WELEDA, 1 amp. s.c. in the epigastrium

To increase the effectiveness of the injections, combine with:
Nervus phrenicus D15–D30 WALA, 1 amp. s.c. 3x/w to 1x/d

Possible orals are: 
Hyoscyamus Rh D3 dil. WELEDA, 10 drops 3x/d
or
Hyoscyamus D6 pill. WALA, 7 pill. every 1–2 hrs 
if necessary in combination with 
Mygale comp. dil. WELEDA, 5–10 drops every 1–2 hrs

Gesellschaft Anthroposophischer Ärzte in Deutschland/GAÄD, Medizinische Sektion am Goetheanum (Hg.) Vademecum Anthroposophische Arzneimittel. 4. Aufl. München 2017. www.vademecum.org

Debus M. Medikamentöse Begleitbehandlung bei onkologischen Erkrankungen. Der Merkurstab 2009;62(4):320-325.