What the FDA labels say about taking them together
Timolol and verapamil
Verapamil's FDA label of April 6, 2026 names timolol in its drug interactions section; the timolol labels PlainMeds reads (4) do not name verapamil.
Check it at the source: the timolol FDA label on DailyMed (effective June 27, 2025, Thea Pharma Inc.); the verapamil FDA label on DailyMed (effective April 6, 2026, Zydus Pharmaceuticals (USA) Inc.).
What does the timolol label say about verapamil?
Timolol's label (effective June 27, 2025) and its 3 other brand-application labels do not name verapamil in these sections. A label lists what its studies and reports found; it is not a complete list.
Source: FDA drug label (BETIMOL), Thea Pharma Inc., effective June 27, 2025 (SPL set 3ae775f4-340c-4bf4-aa49-8a31daba0f8b), via openFDA; the full label on DailyMed
What does the verapamil label say about timolol?
Verapamil label, drug interactionsAsymptomatic bradycardia (36 beats/min) with a wandering atrial pacemaker has been observed in a patient receiving concomitant timolol (a beta-adrenergic blocker) eyedrops and oral verapamil.
Source: FDA drug label (Verapamil hydrochloride), Zydus Pharmaceuticals (USA) Inc., effective April 6, 2026 (SPL set e19ab8d8-dae5-489d-9805-7e7407bea06d), via openFDA; the full label on DailyMed
These are the labels' own sentences. PlainMeds does not grade interactions; a pharmacist or prescriber can say what they mean for one person's medicines.
Both medicines on the record
| Timolol | Verapamil | |
|---|---|---|
| Labeled for | Glaucoma, High blood pressure, Migraine | High blood pressure, Atrial fibrillation, Angina |
| Boxed warning | No | No |
| Pharmacy cost (NADAC) | $0.774 per mL 0.5% eye drops | $0.191 per tablet 180 mg tablet |
| Shortage now | No current entry | A presentation being discontinued |
Source: FDA NDC Directory, CMS NADAC of October 7, 2026 and the FDA Drug Shortage Database (FDA files October 8, 2026)
What next?
- Check more medicines together
- up to five at once