Last updated: March 2026

How Much Does Melatonin (Prescription/Hetlioz) Cost?

Without Insurance
$10 – $3,000
Average: $1,505
With Insurance
$0 – $300
Average: $150
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Cost Breakdown by Type

Type / Procedure Without Insurance With Insurance
OTC Melatonin Supplements (30-day) $5 – $15 $5 – $15
Prescription Melatonin (compounded) $20 – $60 $5 – $20
Tasimelteon (Hetlioz) 20mg (30-day) $1,500 – $3,000 $100 – $300

What Affects the Cost

  • Brand-name vs. generic availability
  • Insurance formulary tier placement
  • Pharmacy choice (retail vs. mail-order vs. Costco)
  • Manufacturer savings cards and coupons
  • Dosage and quantity prescribed
  • Geographic location

Insurance Coverage

Typical coverage: OTC melatonin not covered; Hetlioz specialty tier with prior auth

Most insurance plans use a tiered formulary: Tier 1 (generic) $0-$15 copay, Tier 2 (preferred brand) $25-$75, Tier 3 (non-preferred brand) $50-$150, Tier 4 (specialty) $100-$500+. Prior authorization may be required for certain medications. Step therapy may require trying cheaper alternatives first.

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How to Save Money

  • Always ask for generic when available — saves 50-90%
  • Use GoodRx, RxSaver, or similar discount cards
  • Costco pharmacy is open to non-members and often has lowest prices
  • Mark Cuban's Cost Plus Drugs offers transparent low pricing
  • Manufacturer patient assistance programs provide free medication to qualifying patients
  • HSA/FSA funds can cover medication costs tax-free

Related Procedures & Costs

Frequently Asked Questions

No, standard melatonin supplements are available OTC. Prescription melatonin receptor agonists like Hetlioz are used for specific sleep-wake disorders.

Hetlioz (tasimelteon) costs $1,500 to $3,000/month and is prescribed for non-24-hour sleep-wake disorder in blind individuals.

Most adults benefit from 0.5mg to 5mg taken 30 to 60 minutes before bedtime. Higher doses are not necessarily more effective.

Disclaimer: Costs shown are estimates based on national averages and may vary by location, provider, and insurance plan. This information is for educational purposes only and is not medical advice. Consult your healthcare provider and insurance company for exact costs. Read full disclaimer.
Sources: FAIR Health Consumer, Healthcare Bluebook, CMS Medicare Fee Schedules, GoodRx, and published clinical pricing data. Last updated: 2026-03-15.