Doxy-1; Vibramycin (brand availability varies by market)
Dosage form
Capsule
Strength
100 mg capsules or tablets; salt and strength vary by product.
Prescription classification
Prescription only (Schedule H / verified)
Approved routes of administration
Oral
Applies to
IN; product status and availability may vary by jurisdiction
Approved indications
Doxycycline is a tetracycline antibiotic used for certain bacterial infections and other clinician-diagnosed conditions, including acne and tick-borne infections. The right indication and treatment length depend on local guidelines and your doctor's assessment.
Contraindications (do not use if…)
Do not take doxycycline if you have had a serious allergic reaction to it or another tetracycline. Age and pregnancy restrictions apply — check product labelling or ask your doctor.
Important precautions
Take each dose with a full glass of water and stay upright for at least 30 minutes afterwards to prevent throat irritation. Some products increase sun sensitivity — use sunscreen. Take it separately from iron, calcium, magnesium, or aluminium products as directed.
Common side effects
Common side effects include nausea, upset stomach, diarrhoea, heartburn, and increased sun sensitivity.
Serious side effects — seek urgent medical care
Seek urgent advice for a severe allergic reaction, painful swallowing, severe headache, vision changes, severe diarrhoea, or a serious skin reaction.
Important interactions
Doxycycline can interact with antacids, iron or mineral supplements, warfarin, some seizure medicines, and other antibiotics. Ask your pharmacist to review your complete medicine list.
Allergy considerations
Avoid doxycycline if you have had a serious reaction to it or another tetracycline antibiotic.
Pregnancy and lactation
Pregnancy safety
Generally avoided
Notes
Doxycycline is generally avoided in pregnancy. A specialist should make the decision only if it is truly necessary for a specific reason.
Information
Lactation safety
Use with caution — see notes
Notes
Whether doxycycline is suitable during breastfeeding depends on treatment length and your clinical situation. Get professional advice — do not self-start treatment.
Children and older adults
Use in children requires careful consideration by indication, as tetracyclines can affect developing teeth and bones in certain circumstances.
Storage
Store in the original, tightly closed packaging away from moisture and excess heat. Keep out of reach of children.
Missed dose
If you miss a dose, follow the product instructions unless it is nearly time for your next one. Never double up.
Overdose
If you have taken too much, seek medical advice straight away. Do not induce vomiting unless a medical professional tells you to.
If you suspect an overdose or accidental poisoning:
contact your local emergency services or the nearest hospital emergency department immediately. Do not wait for symptoms.
Doxy-1; Vibramycin (brand availability varies by market)
Dosage form
Capsule
Strength
100 mg capsules or tablets; salt and strength vary by product.
Prescription classification
Prescription only (Schedule H / verified)
Approved routes of administration
Oral
Applies to
IN; product status and availability may vary by jurisdiction
Approved indications
Doxycycline is a tetracycline antibiotic used for certain bacterial infections and other clinician-diagnosed conditions, including acne and tick-borne infections. The right indication and treatment length depend on local guidelines and your doctor's assessment.
Contraindications (do not use if…)
Do not take doxycycline if you have had a serious allergic reaction to it or another tetracycline. Age and pregnancy restrictions apply — check product labelling or ask your doctor.
Important precautions
Take each dose with a full glass of water and stay upright for at least 30 minutes afterwards to prevent throat irritation. Some products increase sun sensitivity — use sunscreen. Take it separately from iron, calcium, magnesium, or aluminium products as directed.
Common side effects
Common side effects include nausea, upset stomach, diarrhoea, heartburn, and increased sun sensitivity.
Serious side effects — seek urgent medical care
Seek urgent advice for a severe allergic reaction, painful swallowing, severe headache, vision changes, severe diarrhoea, or a serious skin reaction.
Important interactions
Doxycycline can interact with antacids, iron or mineral supplements, warfarin, some seizure medicines, and other antibiotics. Ask your pharmacist to review your complete medicine list.
Allergy considerations
Avoid doxycycline if you have had a serious reaction to it or another tetracycline antibiotic.
Pregnancy and lactation
Pregnancy safety
Generally avoided
Notes
Doxycycline is generally avoided in pregnancy. A specialist should make the decision only if it is truly necessary for a specific reason.
Information
Lactation safety
Use with caution — see notes
Notes
Whether doxycycline is suitable during breastfeeding depends on treatment length and your clinical situation. Get professional advice — do not self-start treatment.
Children and older adults
Use in children requires careful consideration by indication, as tetracyclines can affect developing teeth and bones in certain circumstances.
Storage
Store in the original, tightly closed packaging away from moisture and excess heat. Keep out of reach of children.
Missed dose
If you miss a dose, follow the product instructions unless it is nearly time for your next one. Never double up.
Overdose
If you have taken too much, seek medical advice straight away. Do not induce vomiting unless a medical professional tells you to.
If you suspect an overdose or accidental poisoning:
contact your local emergency services or the nearest hospital emergency department immediately. Do not wait for symptoms.
