Montelukast
Sold as Singulair
Montelukast prevents asthma attacks and treats allergic rhinitis. Carries an FDA boxed warning for serious neuropsychiatric events.
As of August 2026, Montelukast (10 mg) cash prices are compared live across verified pharmacies and mail-order pharmacies on BetterBuyRx, see the current numbers on the drug page below. Prices change; confirm at the counter.
What it treats
Asthma maintenance, exercise-induced bronchoconstriction, allergic rhinitis.
Typical dosing
Adults: 10 mg once daily in the evening.
Side effects
Headache, GI upset. Boxed warning: agitation, depression, suicidal thoughts, stop and call prescriber if these occur.
Interactions to know
Few significant interactions.
Pregnancy & breastfeeding
Risk-benefit discussion.
Save with the free BetterBuyRx card
The BetterBuyRx discount card is free, no signup, no insurance needed. When a partner network prices Montelukast, the card price appears live on the drug page with its BIN, PCN, Group, and Member ID. Show the card at the pharmacy counter; it can't be combined with insurance.
Frequently asked questions
- How much does Montelukast cost without insurance?
- We compare cash prices for Montelukast live across verified pharmacies on the drug page, the current lowest price is shown there. Cash prices are unregulated and vary by pharmacy, so compare before you fill and confirm the price at the counter.
- Is there a generic for Montelukast?
- Yes. Montelukast is the generic; it is also sold under brand names such as Singulair. The generic is typically far cheaper than brand and is what our verified cash prices reflect.
- Can I use the free BetterBuyRx discount card for Montelukast?
- Yes. The free BetterBuyRx discount card is compared live on the drug page and, when a partner network prices Montelukast, shows the card price with its BIN, PCN, Group, and Member ID. It can't be combined with insurance.
- Why does the price of Montelukast vary so much between pharmacies?
- U.S. cash prescription prices are unregulated, each pharmacy sets its own markup, and discount programs and mail-order sources widen the spread further (this is common across the Leukotriene receptor antagonist class). That's why comparing verified prices before you fill can save money.
Clinical content reviewed by the BetterBuyRx clinical team.
Educational only. Not medical advice. Always confirm with your prescriber or pharmacist.