Ramadan Fasting: Complete Medical Guide for Patients with Chronic Conditions

fasting precautions
precautions for fasting

📋 TABLE OF CONTENTS

  1. General Principles of Fasting with Medical Conditions
  2. Kidney Disease (Acute & Chronic)
  3. Liver Disease (Hepatitis / Cirrhosis)
  4. Typhoid Fever
  5. Acute Gastroenteritis
  6. Hypertension & Hypotension
  7. Thyroid Disorders
  8. Allergies & Asthma
  9. Other General Ailments
  10. Medication Adjustment Tables
  11. When to Break Fast – Universal Red Flags
  12. Emergency Contact Card

🌙 PART 1: GENERAL PRINCIPLES OF FASTING WITH MEDICAL CONDITIONS

The Four Pillars of Safe Fasting

1. PRE-FASTING ASSESSMENT (2-4 weeks before Ramadan)

AssessmentPurpose
Medical consultationDetermine if fasting is safe for your condition
Blood testsBaseline kidney/liver function, electrolytes, thyroid
Medication reviewAdjust timing and dosing
Risk stratificationHigh/moderate/low risk category

2. THE FOUR “GOLDEN RULES”

┌─────────────────────────────────────────────────────────┐
│                     GOLDEN RULES                         │
├─────────────────────────────────────────────────────────┤
│ 1️⃣ NEVER skip Suhoor (pre-dawn meal)                    │
│ 2️⃣ Hydrate strategically (8-10 glasses between Iftar    │
│    and Suhoor)                                           │
│ 3️⃣ Monitor symptoms daily - keep a log                  │
│ 4️⃣ KNOW WHEN TO BREAK FAST - don't be a martyr          │
└─────────────────────────────────────────────────────────┘

3. HIGH-RISK CATEGORIES – SHOULD NOT FAST

ConditionReason
Dialysis patientsFluid/electrolyte imbalance risk
Decompensated cirrhosisProtein/fluid needs
Acute typhoid feverDehydration, perforation risk
Severe active GI bleedHemodynamic instability
Uncontrolled hypertension>160/100 mmHg
Recent stroke/MI<6 weeks

🩺 PART 2: KIDNEY DISEASE (ACUTE & CHRONIC)

Risk Classification by CKD Stage

CKD StageeGFR (ml/min)Fasting Recommendation
Stage 1≥90May fast with precautions
Stage 260-89May fast with precautions
Stage 3a45-59Caution – medical supervision required
Stage 3b30-44High risk – consider exemption
Stage 415-29SHOULD NOT FAST
Stage 5<15 or dialysisABSOLUTELY NOT

Precautions for Kidney Patients

💧 Hydration Protocol (CRITICAL)

BETWEEN IFTAR AND SUHOOR:
┌────────────────────────────────────┐
│ WATER INTAKE SCHEDULE               │
├────────────────────────────────────┤
│ Iftar (sunset):   2 glasses (500ml)│
│ After prayer:     1 glass (250ml)   │
│ Evening:          2 glasses (500ml) │
│ Before sleep:     1 glass (250ml)   │
│ Suhoor:           2 glasses (500ml) │
├────────────────────────────────────┤
│ TOTAL:            8 glasses (2L)    │
└────────────────────────────────────┘

🧂 Dietary Restrictions

NutrientRecommendation
Sodium (salt)STRICT LIMIT – avoid processed foods, pickles, canned goods
PotassiumLimit high-K foods: bananas, oranges, potatoes, tomatoes, dates
PhosphorusLimit: dairy, nuts, cola, processed meats
ProteinModerate intake as per CKD stage

High Potassium Foods to AVOID

🔴 HIGH POTASSIUM - LIMIT OR AVOID

FRUITS:                VEGETABLES:
• Bananas              • Potatoes
• Oranges              • Spinach (cooked)
• Dates                • Tomatoes
• Kiwi                 • Pumpkin
• Melons               
• Dried fruits (raisins, apricots)
• Avocado
• Pomegranate

🟢 LOW POTASSIUM - SAFER CHOICES

• Apples               • Cucumber
• Pears                 • Lettuce
• Strawberries          • Onions
• Blueberries           • Bell peppers
• Grapes                • Cauliflower
• Peaches               • Green beans

Medication Adjustments

Medication ClassRamadan Adjustment
Diuretics (water pills)Take at Iftar only. Monitor for dizziness.
ACE Inhibitors / ARBsTake at Iftar. Monitor BP.
Calcium channel blockersCan split or take at Iftar.
Beta-blockersTake at Iftar and Suhoor if twice daily.
Phosphate bindersTake WITH meals (Iftar and Suhoor).
Erythropoietin injectionsContinue as scheduled.

Warning Signs – BREAK FAST IMMEDIATELY

⚠️ BREAK FAST IF:

• Urine output <2 times in 12 hours
• Swelling in feet/ankles
• Severe fatigue or confusion
• Nausea/vomiting
• Muscle cramps (severe)
• Dizziness when standing

🫀 PART 3: LIVER DISEASE (HEPATITIS / CIRRHOSIS)

Risk Stratification

ConditionFasting Recommendation
Stable chronic hepatitisMay fast with monitoring
Compensated cirrhosis (Child A)Cautious fasting – medical supervision
Decompensated cirrhosis (Child B/C)SHOULD NOT FAST
Acute hepatitisSHOULD NOT FAST
Fatty liver (NAFLD)May fast – often BENEFICIAL

Precautions for Liver Patients

🍽️ Dietary Protocol

SUHOOR (Pre-dawn):
┌─────────────────────────────────────┐
│ ✓ Complex carbs: Oats, brown rice    │
│ ✓ Moderate protein: Lentils, yogurt  │
│ ✓ Avoid fatty/fried foods            │
│ ✓ Small, light meal                  │
└─────────────────────────────────────┘

IFTAR (Sunset):
┌─────────────────────────────────────┐
│ 1. Break with 1 date + water         │
│ 2. Light soup (lentil/vegetable)     │
│ 3. Grilled lean protein              │
│ 4. Vegetables - steamed              │
│ 5. Avoid creamy, oily, spicy foods   │
└─────────────────────────────────────┘

Foods to AVOID with Liver Disease

🔴 STRICTLY AVOID:

❌ ALL fried foods (samosas, pakoras, fried chicken)
❌ Fatty meats (mutton, fatty cuts)
❌ Cream-based dishes
❌ Processed foods
❌ Sugary desserts (baklava, kunafa)
❌ Soft drinks
❌ Excess salt

✅ SAFE CHOICES:

✓ Grilled/baked lean meats
✓ Fish
✓ Lentils, legumes
✓ Steamed vegetables
✓ Fresh fruits (except high potassium if CKD also)
✓ Herbal teas

Medications & Liver

MedicationRamadan Consideration
Diuretics (for ascites)Take at Iftar only. Monitor weight daily.
Beta-blockers (varices)Adjust timing – take at Iftar.
LactuloseContinue – monitor bowel movements.
Antivirals (hepatitis)DO NOT STOP – adjust timing to Iftar/Suhoor.
UDCACan take with Iftar.
PainkillersAVOID NSAIDs (ibuprofen, diclofenac) – risk of bleeding. Paracetamol ≤2g/day only.

Warning Signs – BREAK FAST

🚨 EMERGENCY - BREAK FAST AND GO TO HOSPITAL:

• Yellowing of eyes/skin (jaundice)
• Dark urine (tea-colored)
• Abdominal swelling/pain
• Vomiting blood or coffee-ground material
• Black/tarry stools
• Confusion, drowsiness, slurred speech
• Bleeding gums or easy bruising

🤒 PART 4: TYPHOID FEVER

ABSOLUTE CONTRAINDICATION TO FASTING

╔═══════════════════════════════════════════════════════╗
║                   URGENT WARNING                       ║
╠═══════════════════════════════════════════════════════╣
║  PATIENTS WITH ACUTE TYPHOID FEVER SHOULD NOT FAST    ║
║                                                         ║
║  • High fever causes dehydration                        ║
║  • Increased risk of intestinal perforation            ║
║  • Antibiotics require regular dosing                  ║
║  • Nutritional support critical                        ║
╚═══════════════════════════════════════════════════════╝

If Recovering from Typhoid (Post-Fever)

Precautions for Convalescent Patients

AspectRecommendation
TimingOnly fast if afebrile for >7 days AND cleared by doctor
HydrationEXTRA fluids between Iftar and Suhoor
DietLight, easily digestible foods
MedicationsComplete full antibiotic course – adjust timing with meals
MonitoringCheck temperature twice daily

Warning Signs – BREAK FAST

⚠️ BREAK FAST IMMEDIATELY IF:

• Fever returns (>38°C / 100.4°F)
• Severe abdominal pain
• Nausea/vomiting
• Diarrhea
• Extreme weakness

🤢 PART 5: ACUTE GASTROENTERITIS

Rule: NO FASTING DURING ACTIVE GE

┌────────────────────────────────────────────────────┐
│  DO NOT FAST IF YOU HAVE:                           │
│  • Diarrhea (>3 episodes/day)                       │
│  • Vomiting                                          │
│  • Fever                                             │
│  • Severe abdominal cramps                           │
│  • Blood in stool                                     │
└────────────────────────────────────────────────────┘

Recovery Phase (After Symptoms Resolve)

Graded Refeeding Protocol

DayRecommendation
Day 1-2 after recoveryLight fluids only, no fasting
Day 3-4Bland foods, consider very light fast if cleared
Day 5+May resume normal fasting if fully recovered

Foods to Eat (When Recovered)

IFTAR & SUHOOR - GENTLE FOODS:

✓ Rice porridge (congee)
✓ Boiled potatoes
✓ Plain crackers
✓ Bananas (if no potassium restriction)
✓ Steamed chicken
✓ Plain yogurt
✓ Herbal tea (chamomile, mint)

AVOID:

❌ Spicy foods
❌ Fried foods
❌ Dairy (except yogurt)
❌ Raw vegetables
❌ Fruits with skin
❌ Carbonated drinks

💓 PART 6: HYPERTENSION & HYPOTENSION

Hypertension (High Blood Pressure)

Risk Categories

BP RangeCategoryFasting Recommendation
<130/80ControlledSafe to fast
130-139/80-89Stage 1Safe with monitoring
140-159/90-99Stage 2Caution – medical review
≥160/100UncontrolledDO NOT FAST – get controlled first

Medication Timing Adjustment

Medication TypeOriginal TimingRamadan Adjustment
Once dailyMorningTake at Iftar
Once dailyEveningTake at Suhoor or Iftar
Twice dailyMorning + EveningIftar + Suhoor
DiureticsMorningIftar ONLY (prevents dehydration)

Dietary Precautions

🧂 SALT RESTRICTION IS CRITICAL

HIGH SALT FOODS TO AVOID:
• Pickles, olives
• Canned soups
• Processed meats (sausages, bacon)
• Salty snacks (chips, salted nuts)
• Restaurant fried foods
• Cheese (especially feta, halloumi)

LOWER SALT ALTERNATIVES:
• Fresh foods
• Herbs and spices for flavor
• Lemon juice
• Garlic, onion powder
• Homemade meals

BP Monitoring Schedule

📊 CHECK BLOOD PRESSURE:

1. Before Suhoor
2. Midday (if possible)
3. Before Iftar
4. 2 hours after Iftar

KEEP A LOG 📝

Hypotension (Low Blood Pressure)

Precautions

AspectRecommendation
HydrationEXTRA fluids – 10+ glasses between Iftar and Suhoor
Salt intakeSlightly increased (unless contraindicated)
CaffeineCan help – tea/coffee with meals
MedicationsMay need dose reduction – consult doctor

Warning Signs – BREAK FAST

⚠️ BREAK FAST IF:

• Dizziness on standing
• Fainting or near-fainting
• Blurred vision
• Severe fatigue
• Palpitations

🦋 PART 7: THYROID DISORDERS

Hypothyroidism (Underactive Thyroid)

AspectRecommendation
Levothyroxine timingTake on empty stomach, 30-60 min before food
Ramadan adjustmentTake at Suhoor (pre-dawn) with water only, wait 30-60 min before eating
Food interactionsAvoid calcium, iron, fiber supplements within 4 hours
MonitoringCheck TSH after Ramadan

Sample Suhoor Schedule for Thyroid Patients

SUHOOR TIMELINE:

🌙 4:00 AM - Wake up
💊 4:05 AM - Take levothyroxine with WATER ONLY
⏳ 4:05-4:45 AM - Wait (pray, recite Quran)
🍽️ 4:45 AM - Eat Suhoor meal
🌅 5:15 AM - Stop eating (fast begins)

🚫 NO dairy, calcium, iron in Suhoor meal

Hyperthyroidism (Overactive Thyroid)

AspectRecommendation
Carbimazole/PTUTake with Iftar and Suhoor as prescribed
Beta-blockersFor symptoms – take with meals
Calorie needsHigher – ensure adequate nutrition at night
HydrationEXTRA important – hyperthyroidism increases fluid loss

Warning Signs – BREAK FAST

⚠️ BREAK FAST IF:

• Heart rate >120 bpm at rest
• Palpitations, chest discomfort
• Tremors worsening
• Anxiety, agitation
• Heat intolerance, excessive sweating
• Fever

🌿 PART 8: ALLERGIES & ASTHMA

Allergic Rhinitis / Hay Fever

AspectRecommendation
AntihistaminesNon-sedating types preferred – take at Iftar
Nasal spraysCan use while fasting (not absorbed systemically)
Eye dropsPermitted during fasting
Avoid triggersDust, pollen, strong perfumes

Asthma

Asthma Control Status

Control LevelFasting Recommendation
Well-controlledMay fast with precautions
Partly controlledCaution – medical review
UncontrolledDO NOT FAST

Inhaler Use During Fasting

💨 INHALER RULING (Islamic Perspective)

Most scholars permit use of inhalers during fasting because:
• It is aerosolized medication reaching lungs
• Not nutrition
• Emergency need

HOWEVER:
• Use only when necessary
• If using >2-3 times daily, consider breaking fast
• Severe asthma attack = BREAK FAST immediately

Precautions

AspectRecommendation
Preventer inhalerUse at Iftar and Suhoor as prescribed
Reliever inhalerCarry at all times – use if needed
TriggersAvoid dust, smoke, strong odors
HydrationAdequate fluids to prevent thick mucus
HumidifierHelpful at night

Warning Signs – BREAK FAST

🚨 ASTHMA EMERGENCY - BREAK FAST AND SEEK HELP:

• Unable to complete sentences due to breathlessness
• Reliever inhaler not helping
• Wheezing loud or silent chest
• Lips or fingers turning blue
• Severe anxiety/distress
• Fever with breathlessness

📋 PART 9: OTHER GENERAL AILMENTS

Common Conditions Table

ConditionFasting StatusPrecautions
MigraineMay fast if controlledAvoid triggers, hydrate, have rescue med at Iftar
Headache (tension)Usually safeHydration, caffeine at Suhoor
Back painSafeParacetamol at Iftar/Suhoor
ArthritisSafeNSAIDs at Iftar only (caution with kidney)
AnemiaCautionIron at Iftar with vitamin C, monitor fatigue
GORD/Acid refluxMay fastPPI at Iftar, avoid spicy/fatty, small meals
ConstipationCommon in RamadanIncrease fiber, fluids, prunes at night
Diabetes (Type 2)See diabetes guideIndividualized plan

Common Medications Adjustment

MedicationRamadan Timing
Painkillers (Paracetamol)Iftar and Suhoor as needed
NSAIDs (Ibuprofen, Diclofenac)Iftar ONLY (with food) – caution: kidney, gastric
AntibioticsIftar and Suhoor (complete course)
PPI (Omeprazole)Iftar (30 min before meal)
AntacidsWith Iftar and Suhoor meals
Iron supplementsIftar (with vitamin C, avoid tea/coffee)
Calcium supplementsSuhoor (separate from iron by 2 hours)

💊 PART 10: MEDICATION ADJUSTMENT TABLES

General Medication Timing Guidelines

ONCE-DAILY MEDICATIONS

Original TimeRamadan Timing
MorningIftar (sunset)
EveningIftar or Suhoor
BedtimeSuhoor or Iftar

TWICE-DAILY MEDICATIONS

Original ScheduleRamadan Schedule
Morning + EveningIftar + Suhoor
Morning + BedtimeIftar + Suhoor

THREE-TIMES DAILY

OriginalRamadan Adjustment
Morning + Afternoon + EveningIftar + Suhoor (consult doctor for missing dose)
May need to switch to twice-daily equivalent

🚨 PART 11: WHEN TO BREAK FAST – UNIVERSAL RED FLAGS

Absolute Indications to Break Fast Immediately

┌─────────────────────────────────────────────────────────┐
│              BREAK FAST - NO DEBATE                      │
├─────────────────────────────────────────────────────────┤
│                                                            │
│  🔴 CHEST PAIN or pressure                                │
│  🔴 SEVERE HEADACHE (worst of life)                       │
│  🔴 CONFUSION, slurred speech, weakness one side          │
│  🔴 SHORTNESS OF BREATH at rest                           │
│  🔴 VOMITING (persistent)                                 │
│  🔴 DIARRHEA (>3 episodes)                                │
│  🔴 FEVER >38.5°C (101.3°F)                               │
│  🔴 BLOOD in vomit or stool                               │
│  🔴 FAINTING or loss of consciousness                     │
│  🔴 SEVERE ABDOMINAL PAIN                                 │
│  🔴 BLOOD GLUCOSE <70 or >300 mg/dL (diabetics)           │
│  🔴 NO URINE for >12 hours                                │
│                                                            │
└─────────────────────────────────────────────────────────┘

What to Do When You Break Fast

STEP-BY-STEP:
1. Stop fasting immediately - have water/dates
2. If diabetic with low sugar - have sugar water/juice
3. Rest and recline
4. Take any emergency medications (GTN, inhaler)
5. If symptoms severe or not improving - go to ER
6. Inform doctor next day

🏥 PART 12: EMERGENCY CONTACT CARD

Cut Out and Keep in Wallet

🚨 RAMADAN EMERGENCY CARD

Name: _________________________

Medical Conditions: _________________

Allergies: _________________________


Dr. Mohammed Abdul Azeem Siddiqui

Cosmo General Hospital · Endocrinology

Emergency: [CLINIC NUMBER]

Ambulance: 997


⚠️ BREAK FAST if any RED FLAG symptoms

Ramadan 2026

📞 CONTACT & FOLLOW-UP

Pre-Ramadan Checklist

[ ] Doctor consultation completed
[ ] Medications adjusted
[ ] Blood tests done
[ ] Emergency plan discussed
[ ] Family informed
[ ] Emergency card in wallet
[ ] Glucose monitor/BP machine ready
[ ] Hydration plan set
[ ] Meal plan prepared

Follow-Up Schedule

WhenWhat
Week 1 of RamadanPhone follow-up
Mid-RamadanClinic visit if high-risk
After EidFull review, blood tests

📥 Download Resources

Scan QR code for:

  • Printable emergency card
  • Medication tracker
  • Symptom log
  • Hydration tracker
  • Meal planner

© 2026 Dr. Mohammed Abdul Azeem Siddiqui · Cosmo General Hospital
For educational purposes. Always consult your physician before fasting with medical conditions.