Supplement × Prescription·timing-sensitive·Emerging evidence

Psyllium Husk + Raloxifene

Timing Sensitive Emerging evidence

Large doses of soluble fiber can reduce or delay absorption of some oral drugs and may make raloxifene exposure less predictable.

From the database

What the row says.

Every entry follows the same shape: what is happening, the mechanism, and the recommendation.

Pair type
Timing Sensitive
Evidence
Emerging
Source citations
1
Scope
Supplement × Prescription
Last verified
June 4, 2026
Timing SensitiveEmerging evidence

What is happening. Large doses of soluble fiber can reduce or delay absorption of some oral drugs and may make raloxifene exposure less predictable.

Mechanism. Fiber gel formation can delay drug dissolution and intestinal contact.

Recommendation. Separate psyllium from raloxifene by at least 2 hours if both are used daily.

Timing

Timing & separation.

Space the doses apart by at least this window to avoid the conflict.

Minimum separation
120
Stack Score

How it moves the number.

Effect on the composite score

If both Psyllium Husk and Raloxifene are in the same stack, this pair applies −5 to your Stack Score (per scored timing-sensitive row).

The full algorithm, the clamping rules, and four worked stacks are at /methodology/stack-score.

Sources

Sources, by evidence tier.

Every claim on this page is cited. PMIDs link straight to PubMed.

Reference material

1
  • 1U.S. National Library of Medicine. Raloxifene Hydrochloride Tablets US Prescribing Information. 2026.Needs sourceNo link

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