Multivitamin Formulation for CFTR Modulator Therapy
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Solution Overview
Problem
Current multivitamin formulations for patients undergoing CFTR modulator therapy for Cystic Fibrosis do not adequately address the increased absorption of fat-soluble vitamins, leading to potential toxicity and malabsorption issues, particularly with preformed vitamin A and vitamin E, due to the lack of consideration for recent advancements in CFTR modulator therapies.
Innovation Solution
A multivitamin formulation that decreases preformed vitamin A content and increases pro-vitamin A, reduces vitamin E levels, includes a solubilizer to enhance absorption, and incorporates high-dose vitamin C and a probiotic formulation to support intestinal health and bile fluid secretion, specifically designed for patients on CFTR modulator therapy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If prior art multivitamin formulations with standard vitamin A and vitamin E levels are used, then nutritional needs are met, but vitamin toxicity occurs due to increased absorption from CFTR modulator therapy
Solution Approach 1:
The patent changes the concentration parameters of fat-soluble vitamins in the multivitamin formulation. Specifically, it reduces vitamin A to 500 IU, vitamin D to 400 IU, vitamin E to 15 IU, and vitamin K to 45 IU per serving, down from standard CF multivitamin levels. This parameter adjustment directly addresses the increased absorption caused by CFTR modulator therapy while maintaining nutritional adequacy.
Solution Approach 2:
The patent applies partial action by providing reduced but still beneficial amounts of fat-soluble vitamins. Rather than eliminating these vitamins or providing full standard doses, it provides partial doses that are sufficient for nutritional needs but below the threshold that would cause toxicity in patients with enhanced absorption from CFTR modulator therapy.
2Reliability
If CFTR modulator therapy is initiated to correct malfunctioning CFTR protein, then respiratory and pancreatic function improve, but absorption of fat-soluble vitamins increases leading to potential toxicity
Solution Approach 1:
The patent applies preliminary anti-action by formulating a multivitamin with pre-reduced vitamin levels before the patient takes it. The reduced concentrations of fat-soluble vitamins are built into the formulation in advance, preventing the harmful effect of excessive vitamin absorption that would occur if standard multivitamins were used with CFTR modulator therapy.
3Quantity of substance
If standard multivitamin formulations are used, then general nutritional support is provided, but malabsorption issues persist due to lack of consideration for CFTR modulator therapy effects
Solution Approach 1:
The patent applies local quality by tailoring the vitamin composition specifically for patients on CFTR modulator therapy. Rather than using a universal multivitamin formulation, it creates a specialized formulation with locally optimized vitamin levels that account for the enhanced absorption these patients experience, providing appropriate nutritional support without causing malabsorption issues or toxicity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The new formulation reduces the risk of vitamin toxicity, enhances the absorption of fat-soluble vitamins, and supports digestive health by improving bile production and intestinal absorption, aligning with the varying effects of CFTR modulator therapies on different CFTR gene variants.
Implementation Method 1
increase pro-vitamin A
Implementation Method 2
includes a solubilizer to enhance absorption
Data Source
AI summary
The present disclosure provides a multivitamin specifically formulated for patients undergoing CFTR modulator therapy. The multivitamin includes, in various embodiments, pro-vitamin A, vitamin E, a solubilizer, a bile fluid secretion stimulator, vitamin C and a probiotic formulation.