Can I take Claritin (loratadine) with Ovidrel (choriogonadotropin alfa)?

Medical Advisory BoardAll articles are reviewed for accuracy by our Medical Advisory Board
Educational purpose only • Exercise caution as content is pending human review
Article Review Status
Submitted
Under Review
Approved

Last updated: July 6, 2025View editorial policy

Personalize

Help us tailor your experience

Which best describes you? Your choice helps us use language that's most understandable for you.

From the Guidelines

It's generally safe to take Claritin (loratadine) with Ovidrel (choriogonadotropin alfa), but you should consult your healthcare provider before combining these medications. Claritin is an antihistamine used to treat allergy symptoms, while Ovidrel is a hormone medication used in fertility treatments to trigger ovulation. These medications work through different mechanisms in the body and don't have known significant interactions with each other. Claritin acts on histamine receptors to reduce allergy symptoms, whereas Ovidrel contains human chorionic gonadotropin (hCG) that stimulates the release of an egg from the ovary. However, since Ovidrel is used in specific fertility treatment protocols, it's essential that your fertility specialist knows about all medications you're taking, including over-the-counter ones like Claritin. This ensures they can monitor your treatment effectively and make any necessary adjustments to your fertility protocol. If you experience any unusual symptoms while taking these medications together, contact your healthcare provider immediately 1.

Some key points to consider:

  • Claritin is a second-generation antihistamine, which means it's less likely to cause drowsiness compared to first-generation antihistamines 1.
  • Ovidrel is used to trigger ovulation in fertility treatments, and its effectiveness may not be affected by Claritin 1.
  • It's crucial to inform your healthcare provider about all medications you're taking, including over-the-counter medications like Claritin, to ensure safe and effective treatment 1.
  • If you have any concerns or experience unusual symptoms while taking Claritin and Ovidrel together, don't hesitate to reach out to your healthcare provider for guidance.

Remember, while the available evidence suggests that taking Claritin with Ovidrel is generally safe, it's always best to consult with your healthcare provider before combining any medications, especially if you're undergoing fertility treatments 1.

From the Research

Interaction between Claritin and Ovidrel

There is no direct evidence in the provided studies to suggest an interaction between Claritin (loratadine) and Ovidrel (choriogonadotropin alfa).

  • The studies primarily focus on the use of antihistamines like loratadine for allergic conditions and their safety profiles 2, 3, 4, 5.
  • One study discusses the use of human chorionic gonadotropin (hCG) for treating anabolic steroid-induced azoospermia, which is related to Ovidrel's mechanism of action but does not mention interactions with antihistamines like Claritin 6.
  • Given the lack of direct evidence, it is essential to consult a healthcare professional for personalized advice on taking Claritin with Ovidrel, as they can assess individual health conditions and provide guidance based on the most current medical knowledge.

Safety Profile of Loratadine

Loratadine, the active ingredient in Claritin, is considered safe with few adverse events, including no clinically relevant cytochrome P450 mediated metabolic-based drug-drug interactions or QT interval prolongation/cardiac dysrhythmias 2.

  • Studies on loratadine and other antihistamines suggest that they can be used effectively for treating allergic conditions without significant safety concerns 3, 4, 5.

Considerations for Combination Therapy

When considering combination therapy, such as taking Claritin with Ovidrel, it's crucial to evaluate the potential for drug interactions and the safety of combining these medications.

  • While the provided studies do not directly address the combination of Claritin and Ovidrel, they highlight the importance of careful consideration and medical supervision when using multiple medications concurrently.

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

Have a follow-up question?

Our Medical A.I. is used by practicing medical doctors at top research institutions around the world. Ask any follow up question and get world-class guideline-backed answers instantly.