Based on the provided sources, it is generally safe to take Advil (ibuprofen) with doxycycline. However, it is always advisable to consult with a healthcare professional or pharmacist before combining any medications.

Advil is a nonsteroidal anti-inflammatory drug (NSAID) commonly used to relieve pain, reduce inflammation, and lower fever [1]. On the other hand, doxycycline is an antibiotic used to treat various bacterial infections [2].

According to the Drug Interactions Checker on drugs.com, there are no known interactions between Advil and doxycycline [3]. This suggests that taking these two medications together is unlikely to cause any significant adverse effects.

Nevertheless, it is important to note that both Advil and doxycycline can have side effects on their own. Advil may cause stomach irritation, gastrointestinal bleeding, or kidney problems, especially when used for a prolonged period or in high doses [1]. Doxycycline can lead to side effects such as nausea, diarrhea, and skin sensitivity to sunlight [2].

To minimize the risk of side effects and potential drug interactions, it is crucial to follow the recommended dosages and guidelines provided by your healthcare provider or pharmacist. If you experience any unusual or severe symptoms while taking these medications together, it is advisable to seek medical advice immediately.

In conclusion, based on the available information, taking Advil with doxycycline is generally considered safe. However, it is always recommended to consult with a healthcare professional or pharmacist before combining any medications to ensure your safety and well-being.

Sources:
[1] DrugPatentWatch. (n.d.). Advil - Trademark Details. Retrieved from https://www.drugpatentwatch.com/p/tradename/ADVIL
[2] NHS. (2021). Doxycycline. Retrieved from https://www.nhs.uk/medicines/doxycycline/side-effects-of-doxycycline/
[3] Drugs.com. (n.d.). Advil and doxycycline Drug Interactions. Retrieved from https://www.drugs.com/drug-interactions/advil-with-doxycycline-1310-782-940-0.html