Biotin Injection Solution

Biotin Injection Solution

Available presentation(s): 5, 10, 30 mL. Verify the exact concentration and total active quantity on the prescription and dispensing label.

Introduction: Biotin (vitamin B7) is a water-soluble cofactor for carboxylase enzymes. Parenteral biotin may be considered when a confirmed deficiency or rare metabolic disorder requires specialist treatment; evidence for general wellness, hair or energy indications is insufficient.

Dosage: No standard dose is established for compounded biotin injection for general use. Treatment of biotinidase deficiency or other inborn errors is specialist-directed and usually oral. The 10 mg/mL presentations must be prescribed as an exact milligram dose with route, frequency and duration.

Mechanisms of Action: Covalently binds biotin-dependent carboxylases involved in fatty-acid synthesis, gluconeogenesis and amino-acid catabolism.

Contraindications & Precautions: The major clinical hazard is interference with biotin–streptavidin immunoassays, including troponin and thyroid tests, which can produce dangerously misleading results. Record recent dosing and notify laboratories. Avoid in hypersensitivity and use only with a documented clinical rationale.

Interactions: Anticonvulsants and prolonged antibiotics may affect biotin status. Pharmacodynamic medicine interactions are poorly characterised, but laboratory-test interference is clinically important and can persist after dosing.

Adverse Reactions / Side Effects: Biotin is generally well tolerated, but injection-site reactions, nausea and hypersensitivity are possible. The frequency and severity of adverse effects from high-dose compounded injection are not well defined.

Pregnancy & Breastfeeding: Nutritional requirements increase modestly during pregnancy, but high-dose injectable safety is not established. Use during pregnancy or breastfeeding only for confirmed need under specialist supervision.

Storage: Store under the conditions stated on the Optimus dispensing label and product-specific worksheet. Protect from light where labelled. Do not freeze unless explicitly validated. Maintain cold chain if the label requires refrigeration. Do not use after the assigned beyond-use date or if there is visible particulate matter, precipitation, colour change, loss of container integrity or evidence of improper storage. Once entered, follow the validated in-use time; do not assume a compounded vial is multi-dose.

References

• New Zealand Formulary (NZF), current online edition; product-specific approved data sheets where available; USP Pharmaceutical Compounding—Sterile Preparations; and Optimus Healthcare validated formulation, sterility/endotoxin controls and assigned beyond-use date.
• NIH Office of Dietary Supplements. Health Professional Fact Sheets (vitamins and minerals), current online editions. https://ods.od.nih.gov/factsheets/list-VitaminsMinerals/
• US FDA. Compounding and the FDA: Questions and Answers. Updated 16 September 2025. https://www.fda.gov/drugs/human-drug-compounding/compounding-and-fda-questions-and-answers