Muriaticum acidum
Hydrochloric Acid · Pellet · Oral
Active ingredient
Active ingredient** (in each pellet) Muriaticum acidum 30C HPUS (0.44 mg) The letters “HPUS” indicate that the component in this product is officially monographed in the Homeopathic Pharmacopoeia of the United States.
Purpose
Purpose* Muriaticum acidum 30C HPUS (0.44 mg)………………Relieves hives and itching triggered by sun exposure
Uses
Uses* temporarily relieves hives and itching due to sun exposure
Warnings
Severe Allergy Warning: Get emergency help immediately if you have hives along with any of the following symptoms: ▪ trouble swallowing ▪ dizziness or loss of consciousness ▪ swelling of tongue ▪ swelling in or around mouth ▪ trouble speaking ▪ drooling ▪ wheezing or problems breathing These symptoms may be signs of anaphylactic shock.
Do not use
Do not use to prevent hives or an allergic skin reaction.
Ask a doctor before use
Ask a doctor before use if you have ▪ persistent or severe itching ▪ rash that is an unusual color, looks bruised or blistered ▪ rash that does not itch
Stop use and ask a doctor
Stop use and ask a doctor if symptoms persist for more than 3 days or worsen.
Pregnancy or breast-feeding
If pregnant or breast-feeding, ask a health professional before use.
Keep out of reach of children
Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away.
Directions
▪ Adults and children 2 years of age and older: At the onset of symptoms, dissolve 5 pellets under the tongue every 15 minutes for 1 hour. Then, dissolve 5 pellets under the tongue 3 times a day until symptoms are relieved or as directed by a doctor. ▪ Children under 2 years of age: Ask a doctor.
Inactive ingredients
lactose, sucrose
Questions?
BoironUSA.com Info@Boiron.com 1-800-BOIRON-1 (1-800-264-7661)
Label text from the FDA structured product label by Boiron (revised May 19, 2026). Long sections are shortened; the complete label is on DailyMed.
Active ingredients
- Hydrochloric Acid in 5 products
Muriaticum acidum NDC products (5)
| NDC | Strength & form | Labeler | Type |
|---|---|---|---|
| 0220-3466 | Hydrochloric Acid 9 [hp_C]/9[hp_C] Pellet | Boiron | UNAPPROVED HOMEOPATHIC |
| 0220-3467 | Hydrochloric Acid 30 [hp_C]/30[hp_C] Pellet | Boiron | UNAPPROVED HOMEOPATHIC |
| 0220-3473 | Hydrochloric Acid 6 [hp_C]/6[hp_C] Pellet | Boiron | UNAPPROVED HOMEOPATHIC |
| 0220-3474 | Hydrochloric Acid 200 [kp_C]/200[kp_C] Pellet | Boiron | UNAPPROVED HOMEOPATHIC |
| 0220-3475 | Hydrochloric Acid 1 [hp_M]/[hp_M] Pellet | Boiron | UNAPPROVED HOMEOPATHIC |
Frequently asked questions
What is Muriaticum acidum used for?
Uses* temporarily relieves hives and itching due to sun exposure
Who makes Muriaticum acidum?
Muriaticum acidum is listed by 1 labeler in the FDA NDC directory, including Boiron.