Overview
11 DESCRIPTION VOWST (fecal microbiota spores, live-brpk) is a bacterial spore suspension in capsules for oral administration. VOWST is manufactured from human fecal matter sourced from qualified donors. Human fecal matter donations are routinely tested for a panel of transmissible pathogens. Donors do not have dietary restrictions with respect to potential food allergens.
Mechanism of Action
12 CLINICAL PHARMACOLOGY 12.1 Mechanism of Action The mechanism of action of VOWST has not been established.
Indications
- 1 INDICATIONS AND USAGE VOWST is indicated to prevent the recurrence of Clostridioides difficile infection (CDI) in individuals 18 years of age and older following antibacterial treatment for recurrent CDI (rCDI). VOWST is indicated to prevent the recurrence of Clostridioides difficile infection (CDI) in individuals 18 years of age and older following antibacterial treatment for recurrent CDI (rCDI). ( 1 ) Limitation of Use: VOWST is not indicated for treatment of CDI. Limitation of Use: VOWST is not indicated for treatment of CDI.
Common Doses
- 296 mL
- 250 mL
Dosage
2 DOSAGE AND ADMINISTRATION For oral administration only. ( 2 ) Prior to taking the first dose: Complete antibacterial treatment for rCDI 2 to 4 days before initiating treatment with VOWST. ( 2.1 ) Drink 296 mL (10 oz) of magnesium citrate on the day before and at least 8 hours prior to taking the first dose of VOWST. In clinical studies, participants with impaired kidney function received polyethylene glycol electrolyte solution (250 mL GoLYTELY, not approved for this use). ( 2.1 ) The dosage of VOWST is 4 capsules taken orally once daily for 3 consecutive days. ( 2.
Contraindications
- 4 CONTRAINDICATIONS None . None. ( 4 )
Side Effects
- 6 ADVERSE REACTIONS The most common adverse reactions (reported in ≥5% of participants) were abdominal distension (31.1%), fatigue (22.2%), constipation (14.4%), chills (11.1%), and diarrhea (10.0%). Most common adverse reactions (reported in ≥5% of participants) were abdominal distension (31.1%), fatigue (22.2%), constipation (14.4%), chills (11.1%) and diarrhea (10.0%). ( 6.1 ) To report SUSPECTED ADVERSE REACTIONS, contact Aimmune Therapeutics, Inc. at 1-833-246-2566 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch. 6.
Interactions
- 7 DRUG INTERACTIONS VOWST contains bacterial spores; therefore, antibacterials should not be administered concurrently with VOWST. Antibacterials should not be administered concurrently with VOWST. ( 7 )