Reykjavik interaction charts - read only, nothing dispenses from Laugavegur
Caelum Chart Lab

Interaction charts on this desk are for reading, not for writing a prescription or filling a bottle. Open the orbit disclaimer

Trace · Trace · Anti-infective

Cipro needs more than a standard interaction alert

Last reviewed · 13 min read · Updated

Find tizanidine first

Cipro 500 mg and tizanidine must not be combined. Ciprofloxacin inhibits CYP1A2 and can sharply increase tizanidine exposure, hypotension, and sedation.

Contact the prescriber before the first dose. The public lock on this desk is Cipro 500 mg. If the pharmacy label shows another milligram, follow the bag. Cipro 500 mg and tizanidine must not be combined.

Find tizanidine first in a fluoroquinolone safety review is a pairing question, not a culture-result page. Ciprofloxacin inhibits CYP1A2 and can sharply increase tizanidine exposure, hypotension, and sedation. Write the partner's last swallow, whether it is daily or occasional, and why it is still active. Spacing, INR or level checks, substitution, and a hard stop are different moves. The label language for this pair decides which one applies. Food, minerals, antacids, and leftover short courses belong on the same scrap of paper as the 500 mg blister.

Contact the prescriber before the first dose. Parent chart: ciprofloxacin orbit. Sister thread: ciprofloxacin tendon trace. Do not redesign the 500 mg course from an educational list. A five-minute pharmacy call beats a homemade gap or a doubled tablet. Source disputes can go to [email protected]. Collapse, breathing trouble, or severe blistering: 112.

Names alone mislead because one ingredient can hide in a combination pack. Rebuild the list from bottles in a fluoroquinolone safety review before anyone calls Cipro a failed antibiotic. Cipro 500 mg and tizanidine must not be combined. That line still needs a clock and a partner name beside it.

Stop rules outrank convenience

Tendon pain, neuropathy symptoms, serious CNS effects, or myasthenia worsening require prompt action under label warnings. Corticosteroids increase tendon risk, especially in older adults.

Stop and contact the clinician when labeled serious reactions appear. The public lock on this desk is Cipro 500 mg. If the pharmacy label shows another milligram, follow the bag. Tendon pain, neuropathy symptoms, serious CNS effects, or myasthenia worsening require prompt action under label warnings.

Stop rules outrank convenience in a fluoroquinolone safety review is a pairing question, not a culture-result page. Corticosteroids increase tendon risk, especially in older adults. Write the partner's last swallow, whether it is daily or occasional, and why it is still active. Spacing, INR or level checks, substitution, and a hard stop are different moves. The label language for this pair decides which one applies. Food, minerals, antacids, and leftover short courses belong on the same scrap of paper as the 500 mg blister.

Stop and contact the clinician when labeled serious reactions appear. Parent chart: ciprofloxacin orbit. Sister thread: ciprofloxacin tendon trace. Do not redesign the 500 mg course from an educational list. A five-minute pharmacy call beats a homemade gap or a doubled tablet. Source disputes can go to [email protected]. Collapse, breathing trouble, or severe blistering: 112.

Names alone mislead because one ingredient can hide in a combination pack. Rebuild the list from bottles in a fluoroquinolone safety review before anyone calls Cipro a failed antibiotic. Tendon pain, neuropathy symptoms, serious CNS effects, or myasthenia worsening require prompt action under label warnings. That line still needs a clock and a partner name beside it.

CYP1A2 reaches beyond tizanidine

Ciprofloxacin can reduce clearance of other CYP1A2 substrates. Caffeine effects may feel stronger and can confuse a CNS adverse-effect review.

Reduce avoidable stimulant exposure and report marked symptoms. The public lock on this desk is Cipro 500 mg. If the pharmacy label shows another milligram, follow the bag. Ciprofloxacin can reduce clearance of other CYP1A2 substrates.

CYP1A2 reaches beyond tizanidine in a fluoroquinolone safety review is a pairing question, not a culture-result page. Caffeine effects may feel stronger and can confuse a CNS adverse-effect review. Write the partner's last swallow, whether it is daily or occasional, and why it is still active. Spacing, INR or level checks, substitution, and a hard stop are different moves. The label language for this pair decides which one applies. Food, minerals, antacids, and leftover short courses belong on the same scrap of paper as the 500 mg blister.

Reduce avoidable stimulant exposure and report marked symptoms. Parent chart: ciprofloxacin orbit. Sister thread: ciprofloxacin tendon trace. Do not redesign the 500 mg course from an educational list. A five-minute pharmacy call beats a homemade gap or a doubled tablet. Source disputes can go to [email protected]. Collapse, breathing trouble, or severe blistering: 112.

Names alone mislead because one ingredient can hide in a combination pack. Rebuild the list from bottles in a fluoroquinolone safety review before anyone calls Cipro a failed antibiotic. Ciprofloxacin can reduce clearance of other CYP1A2 substrates. That line still needs a clock and a partner name beside it.

Warfarin needs INR ownership

Ciprofloxacin may enhance oral anticoagulant effects. Infection, diet, and medicine changes can all shift INR.

Set a clinician-directed testing plan. The public lock on this desk is Cipro 500 mg. If the pharmacy label shows another milligram, follow the bag. Ciprofloxacin may enhance oral anticoagulant effects.

Warfarin needs INR ownership in a fluoroquinolone safety review is a pairing question, not a culture-result page. Infection, diet, and medicine changes can all shift INR. Write the partner's last swallow, whether it is daily or occasional, and why it is still active. Spacing, INR or level checks, substitution, and a hard stop are different moves. The label language for this pair decides which one applies. Food, minerals, antacids, and leftover short courses belong on the same scrap of paper as the 500 mg blister.

Set a clinician-directed testing plan. Parent chart: ciprofloxacin orbit. Sister thread: ciprofloxacin tendon trace. Do not redesign the 500 mg course from an educational list. A five-minute pharmacy call beats a homemade gap or a doubled tablet. Source disputes can go to [email protected]. Collapse, breathing trouble, or severe blistering: 112.

Names alone mislead because one ingredient can hide in a combination pack. Rebuild the list from bottles in a fluoroquinolone safety review before anyone calls Cipro a failed antibiotic. Ciprofloxacin may enhance oral anticoagulant effects. That line still needs a clock and a partner name beside it.

QT drugs add another layer

Ciprofloxacin can prolong QT in susceptible settings. Antiarrhythmics, antipsychotics, electrolyte loss, and bradycardia alter the pair.

Escalate fainting or sustained palpitations. The public lock on this desk is Cipro 500 mg. If the pharmacy label shows another milligram, follow the bag. Ciprofloxacin can prolong QT in susceptible settings.

QT drugs add another layer in a fluoroquinolone safety review is a pairing question, not a culture-result page. Antiarrhythmics, antipsychotics, electrolyte loss, and bradycardia alter the pair. Write the partner's last swallow, whether it is daily or occasional, and why it is still active. Spacing, INR or level checks, substitution, and a hard stop are different moves. The label language for this pair decides which one applies. Food, minerals, antacids, and leftover short courses belong on the same scrap of paper as the 500 mg blister.

Escalate fainting or sustained palpitations. Parent chart: ciprofloxacin orbit. Sister thread: ciprofloxacin tendon trace. Do not redesign the 500 mg course from an educational list. A five-minute pharmacy call beats a homemade gap or a doubled tablet. Source disputes can go to [email protected]. Collapse, breathing trouble, or severe blistering: 112.

Names alone mislead because one ingredient can hide in a combination pack. Rebuild the list from bottles in a fluoroquinolone safety review before anyone calls Cipro a failed antibiotic. Ciprofloxacin can prolong QT in susceptible settings. That line still needs a clock and a partner name beside it.

Build the cation interval

Aluminum, magnesium, calcium, iron, zinc, and sucralfate can reduce ciprofloxacin absorption. A typical label schedule places Cipro at least two hours before or six hours after these products.

Verify the dispensed instructions. The public lock on this desk is Cipro 500 mg. If the pharmacy label shows another milligram, follow the bag. Aluminum, magnesium, calcium, iron, zinc, and sucralfate can reduce ciprofloxacin absorption.

Build the cation interval in a fluoroquinolone safety review is a pairing question, not a culture-result page. A typical label schedule places Cipro at least two hours before or six hours after these products. Write the partner's last swallow, whether it is daily or occasional, and why it is still active. Spacing, INR or level checks, substitution, and a hard stop are different moves. The label language for this pair decides which one applies. Food, minerals, antacids, and leftover short courses belong on the same scrap of paper as the 500 mg blister.

Verify the dispensed instructions. Parent chart: ciprofloxacin orbit. Sister thread: ciprofloxacin tendon trace. Do not redesign the 500 mg course from an educational list. A five-minute pharmacy call beats a homemade gap or a doubled tablet. Source disputes can go to [email protected]. Collapse, breathing trouble, or severe blistering: 112.

Names alone mislead because one ingredient can hide in a combination pack. Rebuild the list from bottles in a fluoroquinolone safety review before anyone calls Cipro a failed antibiotic. Aluminum, magnesium, calcium, iron, zinc, and sucralfate can reduce ciprofloxacin absorption. That line still needs a clock and a partner name beside it.

Theophylline can become toxic

Ciprofloxacin can raise theophylline concentrations and serious reactions have occurred. Nausea, tremor, insomnia, rapid heartbeat, or seizure may signal excess exposure.

Arrange monitoring or an alternative through the prescriber. The public lock on this desk is Cipro 500 mg. If the pharmacy label shows another milligram, follow the bag. Ciprofloxacin can raise theophylline concentrations and serious reactions have occurred.

Theophylline can become toxic in a fluoroquinolone safety review is a pairing question, not a culture-result page. Nausea, tremor, insomnia, rapid heartbeat, or seizure may signal excess exposure. Write the partner's last swallow, whether it is daily or occasional, and why it is still active. Spacing, INR or level checks, substitution, and a hard stop are different moves. The label language for this pair decides which one applies. Food, minerals, antacids, and leftover short courses belong on the same scrap of paper as the 500 mg blister.

Arrange monitoring or an alternative through the prescriber. Parent chart: ciprofloxacin orbit. Sister thread: ciprofloxacin tendon trace. Do not redesign the 500 mg course from an educational list. A five-minute pharmacy call beats a homemade gap or a doubled tablet. Source disputes can go to [email protected]. Collapse, breathing trouble, or severe blistering: 112.

Names alone mislead because one ingredient can hide in a combination pack. Rebuild the list from bottles in a fluoroquinolone safety review before anyone calls Cipro a failed antibiotic. Ciprofloxacin can raise theophylline concentrations and serious reactions have occurred. That line still needs a clock and a partner name beside it.

Separate three response types

The finished plan distinguishes contraindication, timed separation, and symptom-triggered stopping. Treating those as one generic warning invites unsafe improvisation.

Keep the Cipro 500 mg schedule and emergency thresholds together. The public lock on this desk is Cipro 500 mg. If the pharmacy label shows another milligram, follow the bag. The finished plan distinguishes contraindication, timed separation, and symptom-triggered stopping.

Separate three response types in a fluoroquinolone safety review is a pairing question, not a culture-result page. Treating those as one generic warning invites unsafe improvisation. Write the partner's last swallow, whether it is daily or occasional, and why it is still active. Spacing, INR or level checks, substitution, and a hard stop are different moves. The label language for this pair decides which one applies. Food, minerals, antacids, and leftover short courses belong on the same scrap of paper as the 500 mg blister.

Keep the Cipro 500 mg schedule and emergency thresholds together. Parent chart: ciprofloxacin orbit. Sister thread: ciprofloxacin tendon trace. Do not redesign the 500 mg course from an educational list. A five-minute pharmacy call beats a homemade gap or a doubled tablet. Source disputes can go to [email protected]. Collapse, breathing trouble, or severe blistering: 112.

Names alone mislead because one ingredient can hide in a combination pack. Rebuild the list from bottles in a fluoroquinolone safety review before anyone calls Cipro a failed antibiotic. The finished plan distinguishes contraindication, timed separation, and symptom-triggered stopping. That line still needs a clock and a partner name beside it.

Sources

  1. FDA, CIPRO (ciprofloxacin) prescribing information and boxed warning.
  2. DailyMed, ciprofloxacin tablets, contraindications and drug interactions.

Checked against the current label and reviewed by Dr. Ingrid Bergsson. See Lift, Chart, Peer-pass, Publish.

Chart thread

The Cipro desk at Laugavegur 28 sorts questions into three bins: never combine, separate by the clock, or stop and seek clinical review.

Ivar Keli Can I take tizanidine several hours away from Cipro?

Desk reply

No. The combination is contraindicated, not merely a timing problem. Ciprofloxacin inhibits CYP1A2 and can greatly increase tizanidine exposure. Keep Cipro 500 mg on the written list next to the partner product, its last clock time, and any new symptom. The bag still wins if it disagrees with this page. Ask the pharmacist or prescriber before changing a gap, holding a dose, or doubling later. For a fluoroquinolone safety review, bring the original packs so ingredients can be confirmed.

Johanna Frid How do I separate magnesium from Cipro?

Desk reply

A typical label rule is Cipro at least two hours before or six hours after magnesium and other multivalent cations. Confirm your product directions. Keep Cipro 500 mg on the written list next to the partner product, its last clock time, and any new symptom. The bag still wins if it disagrees with this page. Ask the pharmacist or prescriber before changing a gap, holding a dose, or doubling later.

Kjartan Mio Why is theophylline a serious pair?

Desk reply

Ciprofloxacin can raise theophylline concentrations, and severe or fatal reactions have been reported. The prescriber should select monitoring or another treatment. Keep Cipro 500 mg on the written list next to the partner product, its last clock time, and any new symptom. The bag still wins if it disagrees with this page. Ask the pharmacist or prescriber before changing a gap, holding a dose, or doubling later. For a fluoroquinolone safety review, bring the original packs so ingredients can be confirmed.

Lovisa Erla Should warfarin be stopped during Cipro?

Desk reply

No. Contact the anticoagulation service for INR monitoring and patient-specific warfarin instructions rather than stopping it independently. Keep Cipro 500 mg on the written list next to the partner product, its last clock time, and any new symptom. The bag still wins if it disagrees with this page. Ask the pharmacist or prescriber before changing a gap, holding a dose, or doubling later. For a fluoroquinolone safety review, bring the original packs so ingredients can be confirmed.

Magnus Elvar Can Cipro combine with another QT drug?

Desk reply

Sometimes a clinician may accept the pair with safeguards, but the exact drug, ECG history, electrolytes, heart rate, and alternatives must be reviewed. Keep Cipro 500 mg on the written list next to the partner product, its last clock time, and any new symptom. The bag still wins if it disagrees with this page. Ask the pharmacist or prescriber before changing a gap, holding a dose, or doubling later. For a fluoroquinolone safety review, bring the original packs so ingredients can be confirmed.

Nanna Osk Does coffee interact with ciprofloxacin?

Desk reply

Ciprofloxacin can reduce caffeine clearance in some people. Jitteriness, insomnia, or palpitations can complicate the CNS and rhythm assessment. Keep Cipro 500 mg on the written list next to the partner product, its last clock time, and any new symptom. The bag still wins if it disagrees with this page. Ask the pharmacist or prescriber before changing a gap, holding a dose, or doubling later. For a fluoroquinolone safety review, bring the original packs so ingredients can be confirmed.

Orri Hauk What tendon symptom means stop?

Desk reply

New tendon pain, swelling, inflammation, or a snap-like event warrants stopping ciprofloxacin and prompt clinical contact under label guidance. Keep Cipro 500 mg on the written list next to the partner product, its last clock time, and any new symptom. The bag still wins if it disagrees with this page. Ask the pharmacist or prescriber before changing a gap, holding a dose, or doubling later. For a fluoroquinolone safety review, bring the original packs so ingredients can be confirmed.

Palla Rut What neurologic symptoms matter?

Desk reply

New burning, tingling, numbness, weakness, severe confusion, hallucinations, or seizure needs prompt assessment. Peripheral neuropathy can begin early and may persist. Keep Cipro 500 mg on the written list next to the partner product, its last clock time, and any new symptom. The bag still wins if it disagrees with this page. Ask the pharmacist or prescriber before changing a gap, holding a dose, or doubling later. For a fluoroquinolone safety review, bring the original packs so ingredients can be confirmed.