Sodium phenylacetate/sodium benzoate

{{Short description|Combination drug}}

{{Use dmy dates|date=September 2024}}

{{cs1 config |name-list-style=vanc |display-authors=6}}

{{Infobox drug

| drug_name =

| type = combo

| component1 = Sodium phenylacetate

| class1 = Antihyperammonemic

| component2 = Sodium benzoate

| class2 = Antihyperammonemic

| pronounce =

| tradename = Ammonul, Ucephan

| Drugs.com = {{drugs.com|monograph|sodium-phenylacetate-and-sodium-benzoate}}

| MedlinePlus =

| pregnancy_AU =

| pregnancy_category=

| routes_of_administration =

| ATC_prefix = A16

| ATC_suffix = AX30

| legal_AU =

| legal_AU_comment =

| legal_BR =

| legal_BR_comment =

| legal_CA =

| legal_UK =

| legal_US = Rx-only

| legal_UN =

| legal_NZ =

| legal_status =

| CAS_number = 114-70-5

| CAS_supplemental = (sodium phenyacetate)
{{CAS|532-32-1}} (sodium benzoate)

| UNII_Ref = {{fdacite|correct|FDA}}

| UNII = 48N6U1781G

| PubChem =

| DrugBank =

| KEGG = D10205

}}

Sodium phenylacetate/sodium benzoate, sold under the brand name Ammonul among others, is a fixed-dose combination medication used to treat high blood ammonia.{{cite web |title=Sodium Phenylacetate and Sodium Benzoate Monograph for Professionals |url=https://www.drugs.com/monograph/sodium-phenylacetate-and-sodium-benzoate.html |website=Drugs.com |accessdate=16 November 2019 }} It is a combination of sodium phenylacetate and sodium benzoate.