What the FDA labels say about taking them together
Nifedipine and timolol
Nifedipine's FDA label of December 24, 2024 names timolol in its drug interactions section; the timolol labels PlainMeds reads (4) do not name nifedipine. The nifedipine label: “Hypotension is more likely to occur if dihydropryridine calcium antagonists such as nifedipine are co-administered with timolol.”
Check it at the source: the nifedipine FDA label on DailyMed (effective December 24, 2024, Aurobindo Pharma Limited); the timolol FDA label on DailyMed (effective June 27, 2025, Thea Pharma Inc.).
What does the nifedipine label say about timolol?
Nifedipine label, drug interactionsHypotension is more likely to occur if dihydropryridine calcium antagonists such as nifedipine are co-administered with timolol.
Source: FDA drug label (Nifedipine), Aurobindo Pharma Limited, effective December 24, 2024 (SPL set eb70b7ff-f9f0-41d0-901a-f4c04ae9ed46), via openFDA; the full label on DailyMed
What does the timolol label say about nifedipine?
Timolol's label (effective June 27, 2025) and its 3 other brand-application labels do not name nifedipine 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
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
| Nifedipine | Timolol | |
|---|---|---|
| Labeled for | High blood pressure, Angina | Glaucoma, High blood pressure, Migraine |
| Boxed warning | No | No |
| Pharmacy cost (NADAC) | $0.130 per tablet 30 mg tablet | $0.774 per mL 0.5% eye drops |
| Shortage now | No current entry | No current entry |
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